Home / 1,247,104.60-1,871,207.70-607,053.40

Finding the Fourth Proportional to 1,247,104.60, 1,871,207.70 and 607,053.40

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Solution

The fourth proportional to 1,247,104.60, 1,871,207.70 and 607,053.40 is: 910,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,104.60 : 1,871,207.70 = 607,053.40 : x
  2. Step 2: Convert to fraction form
    1,247,104.60/1,871,207.70 = 607,053.40/x
  3. Step 3: Cross multiply
    1,247,104.60x = 1,871,207.70 × 607,053.40
  4. Step 4: Simplify right side
    1,247,104.60x = 1,135,922,996,391.18
  5. Step 5: Solve for x
    x = 1,135,922,996,391.18/1,247,104.60
  6. Step 6: Final answer
    x = 910,848.21

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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.