Home / 5,157,387.39-7,736,338.05-1,962,761.16

Finding the Fourth Proportional to 5,157,387.39, 7,736,338.05 and 1,962,761.16

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Solution

The fourth proportional to 5,157,387.39, 7,736,338.05 and 1,962,761.16 is: 2,944,239.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,157,387.39 : 7,736,338.05 = 1,962,761.16 : x
  2. Step 2: Convert to fraction form
    5,157,387.39/7,736,338.05 = 1,962,761.16/x
  3. Step 3: Cross multiply
    5,157,387.39x = 7,736,338.05 × 1,962,761.16
  4. Step 4: Simplify right side
    5,157,387.39x = 15,184,583,806,488.45
  5. Step 5: Solve for x
    x = 15,184,583,806,488.45/5,157,387.39
  6. Step 6: Final answer
    x = 2,944,239.53

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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.