Home / 3,144,026.40-4,712,929.20-1,545,280.80

Finding the Fourth Proportional to 3,144,026.40, 4,712,929.20 and 1,545,280.80

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Solution

The fourth proportional to 3,144,026.40, 4,712,929.20 and 1,545,280.80 is: 2,316,392.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,144,026.40 : 4,712,929.20 = 1,545,280.80 : x
  2. Step 2: Convert to fraction form
    3,144,026.40/4,712,929.20 = 1,545,280.80/x
  3. Step 3: Cross multiply
    3,144,026.40x = 4,712,929.20 × 1,545,280.80
  4. Step 4: Simplify right side
    3,144,026.40x = 7,282,799,004,519.36
  5. Step 5: Solve for x
    x = 7,282,799,004,519.36/3,144,026.40
  6. Step 6: Final answer
    x = 2,316,392.45

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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.