Home / 1,119,076.10-1,678,614.15-371,122.10

Finding the Fourth Proportional to 1,119,076.10, 1,678,614.15 and 371,122.10

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Solution

The fourth proportional to 1,119,076.10, 1,678,614.15 and 371,122.10 is: 556,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,076.10 : 1,678,614.15 = 371,122.10 : x
  2. Step 2: Convert to fraction form
    1,119,076.10/1,678,614.15 = 371,122.10/x
  3. Step 3: Cross multiply
    1,119,076.10x = 1,678,614.15 × 371,122.10
  4. Step 4: Simplify right side
    1,119,076.10x = 622,970,808,437.72
  5. Step 5: Solve for x
    x = 622,970,808,437.72/1,119,076.10
  6. Step 6: Final answer
    x = 556,683.15

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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.