Home / 2,958,067.40-4,429,227.90-1,887,312.20

Finding the Fourth Proportional to 2,958,067.40, 4,429,227.90 and 1,887,312.20

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Solution

The fourth proportional to 2,958,067.40, 4,429,227.90 and 1,887,312.20 is: 2,825,945.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,067.40 : 4,429,227.90 = 1,887,312.20 : x
  2. Step 2: Convert to fraction form
    2,958,067.40/4,429,227.90 = 1,887,312.20/x
  3. Step 3: Cross multiply
    2,958,067.40x = 4,429,227.90 × 1,887,312.20
  4. Step 4: Simplify right side
    2,958,067.40x = 8,359,335,852,250.38
  5. Step 5: Solve for x
    x = 8,359,335,852,250.38/2,958,067.40
  6. Step 6: Final answer
    x = 2,825,945.02

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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.