Home / 1,229,079.70-1,843,619.55-803,926.90

Finding the Fourth Proportional to 1,229,079.70, 1,843,619.55 and 803,926.90

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Solution

The fourth proportional to 1,229,079.70, 1,843,619.55 and 803,926.90 is: 1,205,890.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,079.70 : 1,843,619.55 = 803,926.90 : x
  2. Step 2: Convert to fraction form
    1,229,079.70/1,843,619.55 = 803,926.90/x
  3. Step 3: Cross multiply
    1,229,079.70x = 1,843,619.55 × 803,926.90
  4. Step 4: Simplify right side
    1,229,079.70x = 1,482,135,349,610.90
  5. Step 5: Solve for x
    x = 1,482,135,349,610.90/1,229,079.70
  6. Step 6: Final answer
    x = 1,205,890.35

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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.