Home / 2,958,045.90-4,429,195.65-1,887,290.70

Finding the Fourth Proportional to 2,958,045.90, 4,429,195.65 and 1,887,290.70

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Solution

The fourth proportional to 2,958,045.90, 4,429,195.65 and 1,887,290.70 is: 2,825,912.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,958,045.90 : 4,429,195.65 = 1,887,290.70 : x
  2. Step 2: Convert to fraction form
    2,958,045.90/4,429,195.65 = 1,887,290.70/x
  3. Step 3: Cross multiply
    2,958,045.90x = 4,429,195.65 × 1,887,290.70
  4. Step 4: Simplify right side
    2,958,045.90x = 8,359,179,758,725.46
  5. Step 5: Solve for x
    x = 8,359,179,758,725.46/2,958,045.90
  6. Step 6: Final answer
    x = 2,825,912.80

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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.