Home / 1,073,238.20-1,609,857.30-961,263.80

Finding the Fourth Proportional to 1,073,238.20, 1,609,857.30 and 961,263.80

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Solution

The fourth proportional to 1,073,238.20, 1,609,857.30 and 961,263.80 is: 1,441,895.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,238.20 : 1,609,857.30 = 961,263.80 : x
  2. Step 2: Convert to fraction form
    1,073,238.20/1,609,857.30 = 961,263.80/x
  3. Step 3: Cross multiply
    1,073,238.20x = 1,609,857.30 × 961,263.80
  4. Step 4: Simplify right side
    1,073,238.20x = 1,547,497,545,655.74
  5. Step 5: Solve for x
    x = 1,547,497,545,655.74/1,073,238.20
  6. Step 6: Final answer
    x = 1,441,895.70

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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.