Home / 1,342,509.31-2,013,456.23-382,946.65

Finding the Fourth Proportional to 1,342,509.31, 2,013,456.23 and 382,946.65

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Solution

The fourth proportional to 1,342,509.31, 2,013,456.23 and 382,946.65 is: 574,332.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,509.31 : 2,013,456.23 = 382,946.65 : x
  2. Step 2: Convert to fraction form
    1,342,509.31/2,013,456.23 = 382,946.65/x
  3. Step 3: Cross multiply
    1,342,509.31x = 2,013,456.23 × 382,946.65
  4. Step 4: Simplify right side
    1,342,509.31x = 771,046,318,200.13
  5. Step 5: Solve for x
    x = 771,046,318,200.13/1,342,509.31
  6. Step 6: Final answer
    x = 574,332.19

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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.