Home / 1,977,691-2,964,777.18-715,237.96

Finding the Fourth Proportional to 1,977,691, 2,964,777.18 and 715,237.96

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Solution

The fourth proportional to 1,977,691, 2,964,777.18 and 715,237.96 is: 1,072,220.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,691 : 2,964,777.18 = 715,237.96 : x
  2. Step 2: Convert to fraction form
    1,977,691/2,964,777.18 = 715,237.96/x
  3. Step 3: Cross multiply
    1,977,691x = 2,964,777.18 × 715,237.96
  4. Step 4: Simplify right side
    1,977,691x = 2,120,521,182,077.75
  5. Step 5: Solve for x
    x = 2,120,521,182,077.75/1,977,691
  6. Step 6: Final answer
    x = 1,072,220.68

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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.