Home / 850,512.10-1,275,768.15-693,048.10

Finding the Fourth Proportional to 850,512.10, 1,275,768.15 and 693,048.10

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Solution

The fourth proportional to 850,512.10, 1,275,768.15 and 693,048.10 is: 1,039,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,512.10 : 1,275,768.15 = 693,048.10 : x
  2. Step 2: Convert to fraction form
    850,512.10/1,275,768.15 = 693,048.10/x
  3. Step 3: Cross multiply
    850,512.10x = 1,275,768.15 × 693,048.10
  4. Step 4: Simplify right side
    850,512.10x = 884,168,692,398.02
  5. Step 5: Solve for x
    x = 884,168,692,398.02/850,512.10
  6. Step 6: Final answer
    x = 1,039,572.15

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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.