Home / 1,119,490.29-1,679,775.36-550,562.76

Finding the Fourth Proportional to 1,119,490.29, 1,679,775.36 and 550,562.76

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Solution

The fourth proportional to 1,119,490.29, 1,679,775.36 and 550,562.76 is: 826,109.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,490.29 : 1,679,775.36 = 550,562.76 : x
  2. Step 2: Convert to fraction form
    1,119,490.29/1,679,775.36 = 550,562.76/x
  3. Step 3: Cross multiply
    1,119,490.29x = 1,679,775.36 × 550,562.76
  4. Step 4: Simplify right side
    1,119,490.29x = 924,821,758,381.59
  5. Step 5: Solve for x
    x = 924,821,758,381.59/1,119,490.29
  6. Step 6: Final answer
    x = 826,109.67

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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.