Home / 1,853,560.60-2,780,600.10-788,594.20

Finding the Fourth Proportional to 1,853,560.60, 2,780,600.10 and 788,594.20

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Solution

The fourth proportional to 1,853,560.60, 2,780,600.10 and 788,594.20 is: 1,183,001.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,560.60 : 2,780,600.10 = 788,594.20 : x
  2. Step 2: Convert to fraction form
    1,853,560.60/2,780,600.10 = 788,594.20/x
  3. Step 3: Cross multiply
    1,853,560.60x = 2,780,600.10 × 788,594.20
  4. Step 4: Simplify right side
    1,853,560.60x = 2,192,765,111,379.42
  5. Step 5: Solve for x
    x = 2,192,765,111,379.42/1,853,560.60
  6. Step 6: Final answer
    x = 1,183,001.58

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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.