Home / 1,626,432.26-2,439,630.77-666,673.92

Finding the Fourth Proportional to 1,626,432.26, 2,439,630.77 and 666,673.92

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Solution

The fourth proportional to 1,626,432.26, 2,439,630.77 and 666,673.92 is: 1,000,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,432.26 : 2,439,630.77 = 666,673.92 : x
  2. Step 2: Convert to fraction form
    1,626,432.26/2,439,630.77 = 666,673.92/x
  3. Step 3: Cross multiply
    1,626,432.26x = 2,439,630.77 × 666,673.92
  4. Step 4: Simplify right side
    1,626,432.26x = 1,626,438,204,218.82
  5. Step 5: Solve for x
    x = 1,626,438,204,218.82/1,626,432.26
  6. Step 6: Final answer
    x = 1,000,003.65

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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.