Home / 2,385,778.64-3,292,465.56-1,367,380.40

Finding the Fourth Proportional to 2,385,778.64, 3,292,465.56 and 1,367,380.40

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Solution

The fourth proportional to 2,385,778.64, 3,292,465.56 and 1,367,380.40 is: 1,887,037.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,778.64 : 3,292,465.56 = 1,367,380.40 : x
  2. Step 2: Convert to fraction form
    2,385,778.64/3,292,465.56 = 1,367,380.40/x
  3. Step 3: Cross multiply
    2,385,778.64x = 3,292,465.56 × 1,367,380.40
  4. Step 4: Simplify right side
    2,385,778.64x = 4,502,052,874,419.02
  5. Step 5: Solve for x
    x = 4,502,052,874,419.02/2,385,778.64
  6. Step 6: Final answer
    x = 1,887,037.13

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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.