Home / 3,023,381.55-4,172,109.08-1,877,437.47

Finding the Fourth Proportional to 3,023,381.55, 4,172,109.08 and 1,877,437.47

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Solution

The fourth proportional to 3,023,381.55, 4,172,109.08 and 1,877,437.47 is: 2,590,765.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,023,381.55 : 4,172,109.08 = 1,877,437.47 : x
  2. Step 2: Convert to fraction form
    3,023,381.55/4,172,109.08 = 1,877,437.47/x
  3. Step 3: Cross multiply
    3,023,381.55x = 4,172,109.08 × 1,877,437.47
  4. Step 4: Simplify right side
    3,023,381.55x = 7,832,873,906,332.04
  5. Step 5: Solve for x
    x = 7,832,873,906,332.04/3,023,381.55
  6. Step 6: Final answer
    x = 2,590,765.93

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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.