Home / 1,247,285.10-1,871,478.45-607,233.90

Finding the Fourth Proportional to 1,247,285.10, 1,871,478.45 and 607,233.90

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Solution

The fourth proportional to 1,247,285.10, 1,871,478.45 and 607,233.90 is: 911,119.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,285.10 : 1,871,478.45 = 607,233.90 : x
  2. Step 2: Convert to fraction form
    1,247,285.10/1,871,478.45 = 607,233.90/x
  3. Step 3: Cross multiply
    1,247,285.10x = 1,871,478.45 × 607,233.90
  4. Step 4: Simplify right side
    1,247,285.10x = 1,136,425,157,959.46
  5. Step 5: Solve for x
    x = 1,136,425,157,959.46/1,247,285.10
  6. Step 6: Final answer
    x = 911,119.00

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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.