Home / 2,144,479.72-3,216,823.02-705,131.26

Finding the Fourth Proportional to 2,144,479.72, 3,216,823.02 and 705,131.26

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Solution

The fourth proportional to 2,144,479.72, 3,216,823.02 and 705,131.26 is: 1,057,730.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,479.72 : 3,216,823.02 = 705,131.26 : x
  2. Step 2: Convert to fraction form
    2,144,479.72/3,216,823.02 = 705,131.26/x
  3. Step 3: Cross multiply
    2,144,479.72x = 3,216,823.02 × 705,131.26
  4. Step 4: Simplify right side
    2,144,479.72x = 2,268,282,453,205.49
  5. Step 5: Solve for x
    x = 2,268,282,453,205.49/2,144,479.72
  6. Step 6: Final answer
    x = 1,057,730.90

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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.