Home / 2,887,877.83-3,985,113.52-1,580,877.03

Finding the Fourth Proportional to 2,887,877.83, 3,985,113.52 and 1,580,877.03

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Solution

The fourth proportional to 2,887,877.83, 3,985,113.52 and 1,580,877.03 is: 2,181,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,887,877.83 : 3,985,113.52 = 1,580,877.03 : x
  2. Step 2: Convert to fraction form
    2,887,877.83/3,985,113.52 = 1,580,877.03/x
  3. Step 3: Cross multiply
    2,887,877.83x = 3,985,113.52 × 1,580,877.03
  4. Step 4: Simplify right side
    2,887,877.83x = 6,299,974,417,806.06
  5. Step 5: Solve for x
    x = 6,299,974,417,806.06/2,887,877.83
  6. Step 6: Final answer
    x = 2,181,523.87

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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.