Home / 2,920,544.13-4,380,819.57-761,567.36

Finding the Fourth Proportional to 2,920,544.13, 4,380,819.57 and 761,567.36

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Solution

The fourth proportional to 2,920,544.13, 4,380,819.57 and 761,567.36 is: 1,142,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920,544.13 : 4,380,819.57 = 761,567.36 : x
  2. Step 2: Convert to fraction form
    2,920,544.13/4,380,819.57 = 761,567.36/x
  3. Step 3: Cross multiply
    2,920,544.13x = 4,380,819.57 × 761,567.36
  4. Step 4: Simplify right side
    2,920,544.13x = 3,336,289,172,657.14
  5. Step 5: Solve for x
    x = 3,336,289,172,657.14/2,920,544.13
  6. Step 6: Final answer
    x = 1,142,351.91

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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.