Home / 1,247,069.52-1,869,401.43-573,612.03

Finding the Fourth Proportional to 1,247,069.52, 1,869,401.43 and 573,612.03

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Solution

The fourth proportional to 1,247,069.52, 1,869,401.43 and 573,612.03 is: 859,864.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,069.52 : 1,869,401.43 = 573,612.03 : x
  2. Step 2: Convert to fraction form
    1,247,069.52/1,869,401.43 = 573,612.03/x
  3. Step 3: Cross multiply
    1,247,069.52x = 1,869,401.43 × 573,612.03
  4. Step 4: Simplify right side
    1,247,069.52x = 1,072,311,149,147.20
  5. Step 5: Solve for x
    x = 1,072,311,149,147.20/1,247,069.52
  6. Step 6: Final answer
    x = 859,864.77

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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.