Home / 3,445,387.53-5,169,167.45-1,623,678.90

Finding the Fourth Proportional to 3,445,387.53, 5,169,167.45 and 1,623,678.90

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Solution

The fourth proportional to 3,445,387.53, 5,169,167.45 and 1,623,678.90 is: 2,436,030.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,445,387.53 : 5,169,167.45 = 1,623,678.90 : x
  2. Step 2: Convert to fraction form
    3,445,387.53/5,169,167.45 = 1,623,678.90/x
  3. Step 3: Cross multiply
    3,445,387.53x = 5,169,167.45 × 1,623,678.90
  4. Step 4: Simplify right side
    3,445,387.53x = 8,393,068,111,013.41
  5. Step 5: Solve for x
    x = 8,393,068,111,013.41/3,445,387.53
  6. Step 6: Final answer
    x = 2,436,030.21

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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.