Home / 3,425,655.61-4,727,060.26-1,897,477.21

Finding the Fourth Proportional to 3,425,655.61, 4,727,060.26 and 1,897,477.21

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Solution

The fourth proportional to 3,425,655.61, 4,727,060.26 and 1,897,477.21 is: 2,618,327.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,655.61 : 4,727,060.26 = 1,897,477.21 : x
  2. Step 2: Convert to fraction form
    3,425,655.61/4,727,060.26 = 1,897,477.21/x
  3. Step 3: Cross multiply
    3,425,655.61x = 4,727,060.26 × 1,897,477.21
  4. Step 4: Simplify right side
    3,425,655.61x = 8,969,489,113,646.67
  5. Step 5: Solve for x
    x = 8,969,489,113,646.67/3,425,655.61
  6. Step 6: Final answer
    x = 2,618,327.74

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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.