Home / 1,124,414.10-1,686,621.15-376,460.10

Finding the Fourth Proportional to 1,124,414.10, 1,686,621.15 and 376,460.10

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Solution

The fourth proportional to 1,124,414.10, 1,686,621.15 and 376,460.10 is: 564,690.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,124,414.10 : 1,686,621.15 = 376,460.10 : x
  2. Step 2: Convert to fraction form
    1,124,414.10/1,686,621.15 = 376,460.10/x
  3. Step 3: Cross multiply
    1,124,414.10x = 1,686,621.15 × 376,460.10
  4. Step 4: Simplify right side
    1,124,414.10x = 634,945,566,791.12
  5. Step 5: Solve for x
    x = 634,945,566,791.12/1,124,414.10
  6. Step 6: Final answer
    x = 564,690.15

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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.