Home / 4,387,538.40-6,573,934.80-2,138,834.40

Finding the Fourth Proportional to 4,387,538.40, 6,573,934.80 and 2,138,834.40

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Solution

The fourth proportional to 4,387,538.40, 6,573,934.80 and 2,138,834.40 is: 3,204,657.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,387,538.40 : 6,573,934.80 = 2,138,834.40 : x
  2. Step 2: Convert to fraction form
    4,387,538.40/6,573,934.80 = 2,138,834.40/x
  3. Step 3: Cross multiply
    4,387,538.40x = 6,573,934.80 × 2,138,834.40
  4. Step 4: Simplify right side
    4,387,538.40x = 14,060,557,893,597.12
  5. Step 5: Solve for x
    x = 14,060,557,893,597.12/4,387,538.40
  6. Step 6: Final answer
    x = 3,204,657.51

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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.