Home / 2,385,428.76-3,578,126.70-965,464.32

Finding the Fourth Proportional to 2,385,428.76, 3,578,126.70 and 965,464.32

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Solution

The fourth proportional to 2,385,428.76, 3,578,126.70 and 965,464.32 is: 1,448,189.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385,428.76 : 3,578,126.70 = 965,464.32 : x
  2. Step 2: Convert to fraction form
    2,385,428.76/3,578,126.70 = 965,464.32/x
  3. Step 3: Cross multiply
    2,385,428.76x = 3,578,126.70 × 965,464.32
  4. Step 4: Simplify right side
    2,385,428.76x = 3,454,553,661,289.34
  5. Step 5: Solve for x
    x = 3,454,553,661,289.34/2,385,428.76
  6. Step 6: Final answer
    x = 1,448,189.83

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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.