Home / 1,132,889.29-1,699,333.96-422,972.69

Finding the Fourth Proportional to 1,132,889.29, 1,699,333.96 and 422,972.69

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Solution

The fourth proportional to 1,132,889.29, 1,699,333.96 and 422,972.69 is: 634,459.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,889.29 : 1,699,333.96 = 422,972.69 : x
  2. Step 2: Convert to fraction form
    1,132,889.29/1,699,333.96 = 422,972.69/x
  3. Step 3: Cross multiply
    1,132,889.29x = 1,699,333.96 × 422,972.69
  4. Step 4: Simplify right side
    1,132,889.29x = 718,771,854,154.69
  5. Step 5: Solve for x
    x = 718,771,854,154.69/1,132,889.29
  6. Step 6: Final answer
    x = 634,459.04

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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.