Home / 1,492,809.12-2,060,073.45-839,437.38

Finding the Fourth Proportional to 1,492,809.12, 2,060,073.45 and 839,437.38

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Solution

The fourth proportional to 1,492,809.12, 2,060,073.45 and 839,437.38 is: 1,158,421.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492,809.12 : 2,060,073.45 = 839,437.38 : x
  2. Step 2: Convert to fraction form
    1,492,809.12/2,060,073.45 = 839,437.38/x
  3. Step 3: Cross multiply
    1,492,809.12x = 2,060,073.45 × 839,437.38
  4. Step 4: Simplify right side
    1,492,809.12x = 1,729,302,659,475.56
  5. Step 5: Solve for x
    x = 1,729,302,659,475.56/1,492,809.12
  6. Step 6: Final answer
    x = 1,158,421.82

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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.