Home / 2,877,815.11-3,971,280.77-1,588,627.82

Finding the Fourth Proportional to 2,877,815.11, 3,971,280.77 and 1,588,627.82

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Solution

The fourth proportional to 2,877,815.11, 3,971,280.77 and 1,588,627.82 is: 2,192,248.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,815.11 : 3,971,280.77 = 1,588,627.82 : x
  2. Step 2: Convert to fraction form
    2,877,815.11/3,971,280.77 = 1,588,627.82/x
  3. Step 3: Cross multiply
    2,877,815.11x = 3,971,280.77 × 1,588,627.82
  4. Step 4: Simplify right side
    2,877,815.11x = 6,308,887,112,253.02
  5. Step 5: Solve for x
    x = 6,308,887,112,253.02/2,877,815.11
  6. Step 6: Final answer
    x = 2,192,248.94

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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.