Home / 1,206,034.02-1,664,348.85-662,221.08

Finding the Fourth Proportional to 1,206,034.02, 1,664,348.85 and 662,221.08

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Solution

The fourth proportional to 1,206,034.02, 1,664,348.85 and 662,221.08 is: 913,877.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,034.02 : 1,664,348.85 = 662,221.08 : x
  2. Step 2: Convert to fraction form
    1,206,034.02/1,664,348.85 = 662,221.08/x
  3. Step 3: Cross multiply
    1,206,034.02x = 1,664,348.85 × 662,221.08
  4. Step 4: Simplify right side
    1,206,034.02x = 1,102,166,892,943.76
  5. Step 5: Solve for x
    x = 1,102,166,892,943.76/1,206,034.02
  6. Step 6: Final answer
    x = 913,877.12

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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.