Home / 2,947,487.34-4,421,230.68-817,571.52

Finding the Fourth Proportional to 2,947,487.34, 4,421,230.68 and 817,571.52

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Solution

The fourth proportional to 2,947,487.34, 4,421,230.68 and 817,571.52 is: 1,226,357.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,947,487.34 : 4,421,230.68 = 817,571.52 : x
  2. Step 2: Convert to fraction form
    2,947,487.34/4,421,230.68 = 817,571.52/x
  3. Step 3: Cross multiply
    2,947,487.34x = 4,421,230.68 × 817,571.52
  4. Step 4: Simplify right side
    2,947,487.34x = 3,614,672,287,318.23
  5. Step 5: Solve for x
    x = 3,614,672,287,318.23/2,947,487.34
  6. Step 6: Final answer
    x = 1,226,357.19

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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.