Home / 1,199,295.20-1,655,031.69-655,430.82

Finding the Fourth Proportional to 1,199,295.20, 1,655,031.69 and 655,430.82

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Solution

The fourth proportional to 1,199,295.20, 1,655,031.69 and 655,430.82 is: 904,496.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,295.20 : 1,655,031.69 = 655,430.82 : x
  2. Step 2: Convert to fraction form
    1,199,295.20/1,655,031.69 = 655,430.82/x
  3. Step 3: Cross multiply
    1,199,295.20x = 1,655,031.69 × 655,430.82
  4. Step 4: Simplify right side
    1,199,295.20x = 1,084,758,777,702.69
  5. Step 5: Solve for x
    x = 1,084,758,777,702.69/1,199,295.20
  6. Step 6: Final answer
    x = 904,496.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.