Home / 2,877,167.17-4,315,749.54-855,402.31

Finding the Fourth Proportional to 2,877,167.17, 4,315,749.54 and 855,402.31

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Solution

The fourth proportional to 2,877,167.17, 4,315,749.54 and 855,402.31 is: 1,283,103.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,167.17 : 4,315,749.54 = 855,402.31 : x
  2. Step 2: Convert to fraction form
    2,877,167.17/4,315,749.54 = 855,402.31/x
  3. Step 3: Cross multiply
    2,877,167.17x = 4,315,749.54 × 855,402.31
  4. Step 4: Simplify right side
    2,877,167.17x = 3,691,702,125,897.44
  5. Step 5: Solve for x
    x = 3,691,702,125,897.44/2,877,167.17
  6. Step 6: Final answer
    x = 1,283,103.10

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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.