Home / 1,119,176.10-1,678,877.55-360,821.70

Finding the Fourth Proportional to 1,119,176.10, 1,678,877.55 and 360,821.70

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Solution

The fourth proportional to 1,119,176.10, 1,678,877.55 and 360,821.70 is: 541,269.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,176.10 : 1,678,877.55 = 360,821.70 : x
  2. Step 2: Convert to fraction form
    1,119,176.10/1,678,877.55 = 360,821.70/x
  3. Step 3: Cross multiply
    1,119,176.10x = 1,678,877.55 × 360,821.70
  4. Step 4: Simplify right side
    1,119,176.10x = 605,775,451,682.84
  5. Step 5: Solve for x
    x = 605,775,451,682.84/1,119,176.10
  6. Step 6: Final answer
    x = 541,269.11

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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.