Home / 1,017,513.90-1,526,303.34-511,798.68

Finding the Fourth Proportional to 1,017,513.90, 1,526,303.34 and 511,798.68

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Solution

The fourth proportional to 1,017,513.90, 1,526,303.34 and 511,798.68 is: 767,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,017,513.90 : 1,526,303.34 = 511,798.68 : x
  2. Step 2: Convert to fraction form
    1,017,513.90/1,526,303.34 = 511,798.68/x
  3. Step 3: Cross multiply
    1,017,513.90x = 1,526,303.34 × 511,798.68
  4. Step 4: Simplify right side
    1,017,513.90x = 781,160,034,691.59
  5. Step 5: Solve for x
    x = 781,160,034,691.59/1,017,513.90
  6. Step 6: Final answer
    x = 767,714.36

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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.