Home / 1,027,143.12-1,417,652.10-688,200.24

Finding the Fourth Proportional to 1,027,143.12, 1,417,652.10 and 688,200.24

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Solution

The fourth proportional to 1,027,143.12, 1,417,652.10 and 688,200.24 is: 949,846.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,143.12 : 1,417,652.10 = 688,200.24 : x
  2. Step 2: Convert to fraction form
    1,027,143.12/1,417,652.10 = 688,200.24/x
  3. Step 3: Cross multiply
    1,027,143.12x = 1,417,652.10 × 688,200.24
  4. Step 4: Simplify right side
    1,027,143.12x = 975,628,515,456.50
  5. Step 5: Solve for x
    x = 975,628,515,456.50/1,027,143.12
  6. Step 6: Final answer
    x = 949,846.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.