Home / 1,570,010.60-2,166,654.42-881,737.40

Finding the Fourth Proportional to 1,570,010.60, 2,166,654.42 and 881,737.40

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Solution

The fourth proportional to 1,570,010.60, 2,166,654.42 and 881,737.40 is: 1,216,819.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,010.60 : 2,166,654.42 = 881,737.40 : x
  2. Step 2: Convert to fraction form
    1,570,010.60/2,166,654.42 = 881,737.40/x
  3. Step 3: Cross multiply
    1,570,010.60x = 2,166,654.42 × 881,737.40
  4. Step 4: Simplify right side
    1,570,010.60x = 1,910,420,234,989.31
  5. Step 5: Solve for x
    x = 1,910,420,234,989.31/1,570,010.60
  6. Step 6: Final answer
    x = 1,216,819.96

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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.