Home / 3,937,425.51-5,912,545.88-2,430,686.40

Finding the Fourth Proportional to 3,937,425.51, 5,912,545.88 and 2,430,686.40

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Solution

The fourth proportional to 3,937,425.51, 5,912,545.88 and 2,430,686.40 is: 3,649,985.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,937,425.51 : 5,912,545.88 = 2,430,686.40 : x
  2. Step 2: Convert to fraction form
    3,937,425.51/5,912,545.88 = 2,430,686.40/x
  3. Step 3: Cross multiply
    3,937,425.51x = 5,912,545.88 × 2,430,686.40
  4. Step 4: Simplify right side
    3,937,425.51x = 14,371,544,859,892.03
  5. Step 5: Solve for x
    x = 14,371,544,859,892.03/3,937,425.51
  6. Step 6: Final answer
    x = 3,649,985.21

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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.