Home / 2,385,806.38-3,292,387.28-1,418,915.46

Finding the Fourth Proportional to 2,385,806.38, 3,292,387.28 and 1,418,915.46

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Solution

The fourth proportional to 2,385,806.38, 3,292,387.28 and 1,418,915.46 is: 1,958,088.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,806.38 : 3,292,387.28 = 1,418,915.46 : x
  2. Step 2: Convert to fraction form
    2,385,806.38/3,292,387.28 = 1,418,915.46/x
  3. Step 3: Cross multiply
    2,385,806.38x = 3,292,387.28 × 1,418,915.46
  4. Step 4: Simplify right side
    2,385,806.38x = 4,671,619,211,899.35
  5. Step 5: Solve for x
    x = 4,671,619,211,899.35/2,385,806.38
  6. Step 6: Final answer
    x = 1,958,088.15

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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.