Home / 1,003,127.20-1,502,941.12-835,722.88

Finding the Fourth Proportional to 1,003,127.20, 1,502,941.12 and 835,722.88

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Solution

The fourth proportional to 1,003,127.20, 1,502,941.12 and 835,722.88 is: 1,252,126.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,127.20 : 1,502,941.12 = 835,722.88 : x
  2. Step 2: Convert to fraction form
    1,003,127.20/1,502,941.12 = 835,722.88/x
  3. Step 3: Cross multiply
    1,003,127.20x = 1,502,941.12 × 835,722.88
  4. Step 4: Simplify right side
    1,003,127.20x = 1,256,042,281,276.83
  5. Step 5: Solve for x
    x = 1,256,042,281,276.83/1,003,127.20
  6. Step 6: Final answer
    x = 1,252,126.63

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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.