Home / 2,144,751.12-3,217,124.61-547,314.21

Finding the Fourth Proportional to 2,144,751.12, 3,217,124.61 and 547,314.21

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Solution

The fourth proportional to 2,144,751.12, 3,217,124.61 and 547,314.21 is: 820,970.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,751.12 : 3,217,124.61 = 547,314.21 : x
  2. Step 2: Convert to fraction form
    2,144,751.12/3,217,124.61 = 547,314.21/x
  3. Step 3: Cross multiply
    2,144,751.12x = 3,217,124.61 × 547,314.21
  4. Step 4: Simplify right side
    2,144,751.12x = 1,760,778,014,393.71
  5. Step 5: Solve for x
    x = 1,760,778,014,393.71/2,144,751.12
  6. Step 6: Final answer
    x = 820,970.79

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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.