Home / 2,331,325.20-3,496,987.80-648,428.70

Finding the Fourth Proportional to 2,331,325.20, 3,496,987.80 and 648,428.70

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Solution

The fourth proportional to 2,331,325.20, 3,496,987.80 and 648,428.70 is: 972,643.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,325.20 : 3,496,987.80 = 648,428.70 : x
  2. Step 2: Convert to fraction form
    2,331,325.20/3,496,987.80 = 648,428.70/x
  3. Step 3: Cross multiply
    2,331,325.20x = 3,496,987.80 × 648,428.70
  4. Step 4: Simplify right side
    2,331,325.20x = 2,267,547,253,069.86
  5. Step 5: Solve for x
    x = 2,267,547,253,069.86/2,331,325.20
  6. Step 6: Final answer
    x = 972,643.05

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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.