Home / 2,708,822.40-4,063,858.40-911,659.20

Finding the Fourth Proportional to 2,708,822.40, 4,063,858.40 and 911,659.20

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Solution

The fourth proportional to 2,708,822.40, 4,063,858.40 and 911,659.20 is: 1,367,699.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,708,822.40 : 4,063,858.40 = 911,659.20 : x
  2. Step 2: Convert to fraction form
    2,708,822.40/4,063,858.40 = 911,659.20/x
  3. Step 3: Cross multiply
    2,708,822.40x = 4,063,858.40 × 911,659.20
  4. Step 4: Simplify right side
    2,708,822.40x = 3,704,853,897,857.28
  5. Step 5: Solve for x
    x = 3,704,853,897,857.28/2,708,822.40
  6. Step 6: Final answer
    x = 1,367,699.08

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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.