Home / 1,847,595.60-2,769,319.80-782,456.40

Finding the Fourth Proportional to 1,847,595.60, 2,769,319.80 and 782,456.40

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Solution

The fourth proportional to 1,847,595.60, 2,769,319.80 and 782,456.40 is: 1,172,806.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847,595.60 : 2,769,319.80 = 782,456.40 : x
  2. Step 2: Convert to fraction form
    1,847,595.60/2,769,319.80 = 782,456.40/x
  3. Step 3: Cross multiply
    1,847,595.60x = 2,769,319.80 × 782,456.40
  4. Step 4: Simplify right side
    1,847,595.60x = 2,166,872,001,156.72
  5. Step 5: Solve for x
    x = 2,166,872,001,156.72/1,847,595.60
  6. Step 6: Final answer
    x = 1,172,806.43

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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.