Home / 1,448,115.70-2,172,173.55-887,466.10

Finding the Fourth Proportional to 1,448,115.70, 2,172,173.55 and 887,466.10

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Solution

The fourth proportional to 1,448,115.70, 2,172,173.55 and 887,466.10 is: 1,331,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,115.70 : 2,172,173.55 = 887,466.10 : x
  2. Step 2: Convert to fraction form
    1,448,115.70/2,172,173.55 = 887,466.10/x
  3. Step 3: Cross multiply
    1,448,115.70x = 2,172,173.55 × 887,466.10
  4. Step 4: Simplify right side
    1,448,115.70x = 1,927,730,388,941.65
  5. Step 5: Solve for x
    x = 1,927,730,388,941.65/1,448,115.70
  6. Step 6: Final answer
    x = 1,331,199.15

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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.