Home / 2,657,925.20-3,986,887.80-1,944,088.40

Finding the Fourth Proportional to 2,657,925.20, 3,986,887.80 and 1,944,088.40

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Solution

The fourth proportional to 2,657,925.20, 3,986,887.80 and 1,944,088.40 is: 2,916,132.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,925.20 : 3,986,887.80 = 1,944,088.40 : x
  2. Step 2: Convert to fraction form
    2,657,925.20/3,986,887.80 = 1,944,088.40/x
  3. Step 3: Cross multiply
    2,657,925.20x = 3,986,887.80 × 1,944,088.40
  4. Step 4: Simplify right side
    2,657,925.20x = 7,750,862,324,081.52
  5. Step 5: Solve for x
    x = 7,750,862,324,081.52/2,657,925.20
  6. Step 6: Final answer
    x = 2,916,132.60

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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.