Home / 1,367,863.20-1,887,592.56-755,984.40

Finding the Fourth Proportional to 1,367,863.20, 1,887,592.56 and 755,984.40

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Solution

The fourth proportional to 1,367,863.20, 1,887,592.56 and 755,984.40 is: 1,043,226.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,367,863.20 : 1,887,592.56 = 755,984.40 : x
  2. Step 2: Convert to fraction form
    1,367,863.20/1,887,592.56 = 755,984.40/x
  3. Step 3: Cross multiply
    1,367,863.20x = 1,887,592.56 × 755,984.40
  4. Step 4: Simplify right side
    1,367,863.20x = 1,426,990,528,916.06
  5. Step 5: Solve for x
    x = 1,426,990,528,916.06/1,367,863.20
  6. Step 6: Final answer
    x = 1,043,226.05

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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.