Home / 4,919,367.16-6,788,434.32-2,854,222.76

Finding the Fourth Proportional to 4,919,367.16, 6,788,434.32 and 2,854,222.76

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Solution

The fourth proportional to 4,919,367.16, 6,788,434.32 and 2,854,222.76 is: 3,938,657.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,367.16 : 6,788,434.32 = 2,854,222.76 : x
  2. Step 2: Convert to fraction form
    4,919,367.16/6,788,434.32 = 2,854,222.76/x
  3. Step 3: Cross multiply
    4,919,367.16x = 6,788,434.32 × 2,854,222.76
  4. Step 4: Simplify right side
    4,919,367.16x = 19,375,703,740,909.12
  5. Step 5: Solve for x
    x = 19,375,703,740,909.12/4,919,367.16
  6. Step 6: Final answer
    x = 3,938,657.78

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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.