Home / 1,496,209.80-2,244,606.30-643,279.80

Finding the Fourth Proportional to 1,496,209.80, 2,244,606.30 and 643,279.80

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Solution

The fourth proportional to 1,496,209.80, 2,244,606.30 and 643,279.80 is: 965,045.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,209.80 : 2,244,606.30 = 643,279.80 : x
  2. Step 2: Convert to fraction form
    1,496,209.80/2,244,606.30 = 643,279.80/x
  3. Step 3: Cross multiply
    1,496,209.80x = 2,244,606.30 × 643,279.80
  4. Step 4: Simplify right side
    1,496,209.80x = 1,443,909,891,742.74
  5. Step 5: Solve for x
    x = 1,443,909,891,742.74/1,496,209.80
  6. Step 6: Final answer
    x = 965,045.07

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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.