Home / 1,485,029.76-2,049,342.56-805,966.56

Finding the Fourth Proportional to 1,485,029.76, 2,049,342.56 and 805,966.56

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Solution

The fourth proportional to 1,485,029.76, 2,049,342.56 and 805,966.56 is: 1,112,234.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,029.76 : 2,049,342.56 = 805,966.56 : x
  2. Step 2: Convert to fraction form
    1,485,029.76/2,049,342.56 = 805,966.56/x
  3. Step 3: Cross multiply
    1,485,029.76x = 2,049,342.56 × 805,966.56
  4. Step 4: Simplify right side
    1,485,029.76x = 1,651,701,573,344.79
  5. Step 5: Solve for x
    x = 1,651,701,573,344.79/1,485,029.76
  6. Step 6: Final answer
    x = 1,112,234.66

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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.