Home / 4,147,920.09-5,724,154.19-2,406,626.30

Finding the Fourth Proportional to 4,147,920.09, 5,724,154.19 and 2,406,626.30

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Solution

The fourth proportional to 4,147,920.09, 5,724,154.19 and 2,406,626.30 is: 3,321,158.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147,920.09 : 5,724,154.19 = 2,406,626.30 : x
  2. Step 2: Convert to fraction form
    4,147,920.09/5,724,154.19 = 2,406,626.30/x
  3. Step 3: Cross multiply
    4,147,920.09x = 5,724,154.19 × 2,406,626.30
  4. Step 4: Simplify right side
    4,147,920.09x = 13,775,900,018,909.20
  5. Step 5: Solve for x
    x = 13,775,900,018,909.20/4,147,920.09
  6. Step 6: Final answer
    x = 3,321,158.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.