Home / 2,688,145.60-4,032,218.40-794,718.40

Finding the Fourth Proportional to 2,688,145.60, 4,032,218.40 and 794,718.40

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Solution

The fourth proportional to 2,688,145.60, 4,032,218.40 and 794,718.40 is: 1,192,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,145.60 : 4,032,218.40 = 794,718.40 : x
  2. Step 2: Convert to fraction form
    2,688,145.60/4,032,218.40 = 794,718.40/x
  3. Step 3: Cross multiply
    2,688,145.60x = 4,032,218.40 × 794,718.40
  4. Step 4: Simplify right side
    2,688,145.60x = 3,204,478,155,298.56
  5. Step 5: Solve for x
    x = 3,204,478,155,298.56/2,688,145.60
  6. Step 6: Final answer
    x = 1,192,077.60

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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.