Home / 1,049,502.80-1,575,031.80-769,566.80

Finding the Fourth Proportional to 1,049,502.80, 1,575,031.80 and 769,566.80

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Solution

The fourth proportional to 1,049,502.80, 1,575,031.80 and 769,566.80 is: 1,154,920.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,502.80 : 1,575,031.80 = 769,566.80 : x
  2. Step 2: Convert to fraction form
    1,049,502.80/1,575,031.80 = 769,566.80/x
  3. Step 3: Cross multiply
    1,049,502.80x = 1,575,031.80 × 769,566.80
  4. Step 4: Simplify right side
    1,049,502.80x = 1,212,092,182,224.24
  5. Step 5: Solve for x
    x = 1,212,092,182,224.24/1,049,502.80
  6. Step 6: Final answer
    x = 1,154,920.39

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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.