Home / 1,406,258.62-2,109,053.40-607,102.90

Finding the Fourth Proportional to 1,406,258.62, 2,109,053.40 and 607,102.90

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Solution

The fourth proportional to 1,406,258.62, 2,109,053.40 and 607,102.90 is: 910,509.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406,258.62 : 2,109,053.40 = 607,102.90 : x
  2. Step 2: Convert to fraction form
    1,406,258.62/2,109,053.40 = 607,102.90/x
  3. Step 3: Cross multiply
    1,406,258.62x = 2,109,053.40 × 607,102.90
  4. Step 4: Simplify right side
    1,406,258.62x = 1,280,412,435,394.86
  5. Step 5: Solve for x
    x = 1,280,412,435,394.86/1,406,258.62
  6. Step 6: Final answer
    x = 910,509.93

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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.