Home / 3,144,032.40-4,712,938.20-1,545,286.80

Finding the Fourth Proportional to 3,144,032.40, 4,712,938.20 and 1,545,286.80

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Solution

The fourth proportional to 3,144,032.40, 4,712,938.20 and 1,545,286.80 is: 2,316,401.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,032.40 : 4,712,938.20 = 1,545,286.80 : x
  2. Step 2: Convert to fraction form
    3,144,032.40/4,712,938.20 = 1,545,286.80/x
  3. Step 3: Cross multiply
    3,144,032.40x = 4,712,938.20 × 1,545,286.80
  4. Step 4: Simplify right side
    3,144,032.40x = 7,282,841,189,675.76
  5. Step 5: Solve for x
    x = 7,282,841,189,675.76/3,144,032.40
  6. Step 6: Final answer
    x = 2,316,401.44

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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.