Home / 1,418,263.80-2,127,687.30-472,313.40

Finding the Fourth Proportional to 1,418,263.80, 2,127,687.30 and 472,313.40

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Solution

The fourth proportional to 1,418,263.80, 2,127,687.30 and 472,313.40 is: 708,567.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,263.80 : 2,127,687.30 = 472,313.40 : x
  2. Step 2: Convert to fraction form
    1,418,263.80/2,127,687.30 = 472,313.40/x
  3. Step 3: Cross multiply
    1,418,263.80x = 2,127,687.30 × 472,313.40
  4. Step 4: Simplify right side
    1,418,263.80x = 1,004,935,222,799.82
  5. Step 5: Solve for x
    x = 1,004,935,222,799.82/1,418,263.80
  6. Step 6: Final answer
    x = 708,567.21

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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.