Home / 1,299,282.22-1,948,437.94-446,111.65

Finding the Fourth Proportional to 1,299,282.22, 1,948,437.94 and 446,111.65

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Solution

The fourth proportional to 1,299,282.22, 1,948,437.94 and 446,111.65 is: 669,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,282.22 : 1,948,437.94 = 446,111.65 : x
  2. Step 2: Convert to fraction form
    1,299,282.22/1,948,437.94 = 446,111.65/x
  3. Step 3: Cross multiply
    1,299,282.22x = 1,948,437.94 × 446,111.65
  4. Step 4: Simplify right side
    1,299,282.22x = 869,220,866,492.73
  5. Step 5: Solve for x
    x = 869,220,866,492.73/1,299,282.22
  6. Step 6: Final answer
    x = 669,000.82

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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.