Home / 1,156,980.48-1,596,620.88-647,687.04

Finding the Fourth Proportional to 1,156,980.48, 1,596,620.88 and 647,687.04

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Solution

The fourth proportional to 1,156,980.48, 1,596,620.88 and 647,687.04 is: 893,801.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,980.48 : 1,596,620.88 = 647,687.04 : x
  2. Step 2: Convert to fraction form
    1,156,980.48/1,596,620.88 = 647,687.04/x
  3. Step 3: Cross multiply
    1,156,980.48x = 1,596,620.88 × 647,687.04
  4. Step 4: Simplify right side
    1,156,980.48x = 1,034,110,651,769.40
  5. Step 5: Solve for x
    x = 1,034,110,651,769.40/1,156,980.48
  6. Step 6: Final answer
    x = 893,801.30

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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.