Home / 3,425,730-4,727,125.96-1,897,454.40

Finding the Fourth Proportional to 3,425,730, 4,727,125.96 and 1,897,454.40

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Solution

The fourth proportional to 3,425,730, 4,727,125.96 and 1,897,454.40 is: 2,618,275.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,730 : 4,727,125.96 = 1,897,454.40 : x
  2. Step 2: Convert to fraction form
    3,425,730/4,727,125.96 = 1,897,454.40/x
  3. Step 3: Cross multiply
    3,425,730x = 4,727,125.96 × 1,897,454.40
  4. Step 4: Simplify right side
    3,425,730x = 8,969,505,952,156.22
  5. Step 5: Solve for x
    x = 8,969,505,952,156.22/3,425,730
  6. Step 6: Final answer
    x = 2,618,275.80

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1.5x scale

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.