Home / 1,262,807.27-1,894,227.30-421,359.02

Finding the Fourth Proportional to 1,262,807.27, 1,894,227.30 and 421,359.02

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Solution

The fourth proportional to 1,262,807.27, 1,894,227.30 and 421,359.02 is: 632,044.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,807.27 : 1,894,227.30 = 421,359.02 : x
  2. Step 2: Convert to fraction form
    1,262,807.27/1,894,227.30 = 421,359.02/x
  3. Step 3: Cross multiply
    1,262,807.27x = 1,894,227.30 × 421,359.02
  4. Step 4: Simplify right side
    1,262,807.27x = 798,149,749,314.11
  5. Step 5: Solve for x
    x = 798,149,749,314.11/1,262,807.27
  6. Step 6: Final answer
    x = 632,044.00

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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.