Home / 1,448,624.64-2,175,069.88-810,179.18

Finding the Fourth Proportional to 1,448,624.64, 2,175,069.88 and 810,179.18

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Solution

The fourth proportional to 1,448,624.64, 2,175,069.88 and 810,179.18 is: 1,216,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,624.64 : 2,175,069.88 = 810,179.18 : x
  2. Step 2: Convert to fraction form
    1,448,624.64/2,175,069.88 = 810,179.18/x
  3. Step 3: Cross multiply
    1,448,624.64x = 2,175,069.88 × 810,179.18
  4. Step 4: Simplify right side
    1,448,624.64x = 1,762,196,331,821.10
  5. Step 5: Solve for x
    x = 1,762,196,331,821.10/1,448,624.64
  6. Step 6: Final answer
    x = 1,216,461.66

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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.