Home / 1,495,461.65-2,063,726.57-816,398.15

Finding the Fourth Proportional to 1,495,461.65, 2,063,726.57 and 816,398.15

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Solution

The fourth proportional to 1,495,461.65, 2,063,726.57 and 816,398.15 is: 1,126,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495,461.65 : 2,063,726.57 = 816,398.15 : x
  2. Step 2: Convert to fraction form
    1,495,461.65/2,063,726.57 = 816,398.15/x
  3. Step 3: Cross multiply
    1,495,461.65x = 2,063,726.57 × 816,398.15
  4. Step 4: Simplify right side
    1,495,461.65x = 1,684,822,545,576.21
  5. Step 5: Solve for x
    x = 1,684,822,545,576.21/1,495,461.65
  6. Step 6: Final answer
    x = 1,126,623.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.