Home / 2,500,715.13-3,450,990.39-1,354,795.48

Finding the Fourth Proportional to 2,500,715.13, 3,450,990.39 and 1,354,795.48

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Solution

The fourth proportional to 2,500,715.13, 3,450,990.39 and 1,354,795.48 is: 1,869,619.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,500,715.13 : 3,450,990.39 = 1,354,795.48 : x
  2. Step 2: Convert to fraction form
    2,500,715.13/3,450,990.39 = 1,354,795.48/x
  3. Step 3: Cross multiply
    2,500,715.13x = 3,450,990.39 × 1,354,795.48
  4. Step 4: Simplify right side
    2,500,715.13x = 4,675,386,181,895.44
  5. Step 5: Solve for x
    x = 4,675,386,181,895.44/2,500,715.13
  6. Step 6: Final answer
    x = 1,869,619.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.