Home / 1,226,505.02-1,840,063.69-427,798.04

Finding the Fourth Proportional to 1,226,505.02, 1,840,063.69 and 427,798.04

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Solution

The fourth proportional to 1,226,505.02, 1,840,063.69 and 427,798.04 is: 641,803.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,505.02 : 1,840,063.69 = 427,798.04 : x
  2. Step 2: Convert to fraction form
    1,226,505.02/1,840,063.69 = 427,798.04/x
  3. Step 3: Cross multiply
    1,226,505.02x = 1,840,063.69 × 427,798.04
  4. Step 4: Simplify right side
    1,226,505.02x = 787,175,640,057.17
  5. Step 5: Solve for x
    x = 787,175,640,057.17/1,226,505.02
  6. Step 6: Final answer
    x = 641,803.85

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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.