Home / 1,068,502.08-1,600,208.88-618,274.20

Finding the Fourth Proportional to 1,068,502.08, 1,600,208.88 and 618,274.20

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Solution

The fourth proportional to 1,068,502.08, 1,600,208.88 and 618,274.20 is: 925,939.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,502.08 : 1,600,208.88 = 618,274.20 : x
  2. Step 2: Convert to fraction form
    1,068,502.08/1,600,208.88 = 618,274.20/x
  3. Step 3: Cross multiply
    1,068,502.08x = 1,600,208.88 × 618,274.20
  4. Step 4: Simplify right side
    1,068,502.08x = 989,367,865,114.90
  5. Step 5: Solve for x
    x = 989,367,865,114.90/1,068,502.08
  6. Step 6: Final answer
    x = 925,939.11

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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.