Home / 876,237.12-1,314,818.76-621,714.58

Finding the Fourth Proportional to 876,237.12, 1,314,818.76 and 621,714.58

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Solution

The fourth proportional to 876,237.12, 1,314,818.76 and 621,714.58 is: 932,900.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,237.12 : 1,314,818.76 = 621,714.58 : x
  2. Step 2: Convert to fraction form
    876,237.12/1,314,818.76 = 621,714.58/x
  3. Step 3: Cross multiply
    876,237.12x = 1,314,818.76 × 621,714.58
  4. Step 4: Simplify right side
    876,237.12x = 817,442,000,089.88
  5. Step 5: Solve for x
    x = 817,442,000,089.88/876,237.12
  6. Step 6: Final answer
    x = 932,900.44

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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.