Home / 1,545,975.60-2,318,963.40-424,042.80

Finding the Fourth Proportional to 1,545,975.60, 2,318,963.40 and 424,042.80

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Solution

The fourth proportional to 1,545,975.60, 2,318,963.40 and 424,042.80 is: 636,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,975.60 : 2,318,963.40 = 424,042.80 : x
  2. Step 2: Convert to fraction form
    1,545,975.60/2,318,963.40 = 424,042.80/x
  3. Step 3: Cross multiply
    1,545,975.60x = 2,318,963.40 × 424,042.80
  4. Step 4: Simplify right side
    1,545,975.60x = 983,339,733,233.52
  5. Step 5: Solve for x
    x = 983,339,733,233.52/1,545,975.60
  6. Step 6: Final answer
    x = 636,064.20

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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.