Home / 1,478,068.09-2,040,105.52-833,861.96

Finding the Fourth Proportional to 1,478,068.09, 2,040,105.52 and 833,861.96

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Solution

The fourth proportional to 1,478,068.09, 2,040,105.52 and 833,861.96 is: 1,150,939.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,068.09 : 2,040,105.52 = 833,861.96 : x
  2. Step 2: Convert to fraction form
    1,478,068.09/2,040,105.52 = 833,861.96/x
  3. Step 3: Cross multiply
    1,478,068.09x = 2,040,105.52 × 833,861.96
  4. Step 4: Simplify right side
    1,478,068.09x = 1,701,166,386,006.21
  5. Step 5: Solve for x
    x = 1,701,166,386,006.21/1,478,068.09
  6. Step 6: Final answer
    x = 1,150,939.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.