Home / 1,115,983.06-1,540,177.02-632,496.30

Finding the Fourth Proportional to 1,115,983.06, 1,540,177.02 and 632,496.30

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Solution

The fourth proportional to 1,115,983.06, 1,540,177.02 and 632,496.30 is: 872,913.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,983.06 : 1,540,177.02 = 632,496.30 : x
  2. Step 2: Convert to fraction form
    1,115,983.06/1,540,177.02 = 632,496.30/x
  3. Step 3: Cross multiply
    1,115,983.06x = 1,540,177.02 × 632,496.30
  4. Step 4: Simplify right side
    1,115,983.06x = 974,156,266,495.03
  5. Step 5: Solve for x
    x = 974,156,266,495.03/1,115,983.06
  6. Step 6: Final answer
    x = 872,913.13

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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.