Home / 1,182,901.40-1,774,366.34-329,921.11

Finding the Fourth Proportional to 1,182,901.40, 1,774,366.34 and 329,921.11

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Solution

The fourth proportional to 1,182,901.40, 1,774,366.34 and 329,921.11 is: 494,885.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,901.40 : 1,774,366.34 = 329,921.11 : x
  2. Step 2: Convert to fraction form
    1,182,901.40/1,774,366.34 = 329,921.11/x
  3. Step 3: Cross multiply
    1,182,901.40x = 1,774,366.34 × 329,921.11
  4. Step 4: Simplify right side
    1,182,901.40x = 585,400,917,856.11
  5. Step 5: Solve for x
    x = 585,400,917,856.11/1,182,901.40
  6. Step 6: Final answer
    x = 494,885.64

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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.