Home / 1,490,454.48-2,236,011.60-543,822.46

Finding the Fourth Proportional to 1,490,454.48, 2,236,011.60 and 543,822.46

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Solution

The fourth proportional to 1,490,454.48, 2,236,011.60 and 543,822.46 is: 815,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,454.48 : 2,236,011.60 = 543,822.46 : x
  2. Step 2: Convert to fraction form
    1,490,454.48/2,236,011.60 = 543,822.46/x
  3. Step 3: Cross multiply
    1,490,454.48x = 2,236,011.60 × 543,822.46
  4. Step 4: Simplify right side
    1,490,454.48x = 1,215,993,328,900.54
  5. Step 5: Solve for x
    x = 1,215,993,328,900.54/1,490,454.48
  6. Step 6: Final answer
    x = 815,854.05

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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.