Home / 2,453,008.10-3,679,512.15-1,390,126.10

Finding the Fourth Proportional to 2,453,008.10, 3,679,512.15 and 1,390,126.10

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Solution

The fourth proportional to 2,453,008.10, 3,679,512.15 and 1,390,126.10 is: 2,085,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,453,008.10 : 3,679,512.15 = 1,390,126.10 : x
  2. Step 2: Convert to fraction form
    2,453,008.10/3,679,512.15 = 1,390,126.10/x
  3. Step 3: Cross multiply
    2,453,008.10x = 3,679,512.15 × 1,390,126.10
  4. Step 4: Simplify right side
    2,453,008.10x = 5,114,985,874,982.12
  5. Step 5: Solve for x
    x = 5,114,985,874,982.12/2,453,008.10
  6. Step 6: Final answer
    x = 2,085,189.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.