Home / 856,373.28-1,179,156.96-760,714.08

Finding the Fourth Proportional to 856,373.28, 1,179,156.96 and 760,714.08

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Solution

The fourth proportional to 856,373.28, 1,179,156.96 and 760,714.08 is: 1,047,441.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,373.28 : 1,179,156.96 = 760,714.08 : x
  2. Step 2: Convert to fraction form
    856,373.28/1,179,156.96 = 760,714.08/x
  3. Step 3: Cross multiply
    856,373.28x = 1,179,156.96 × 760,714.08
  4. Step 4: Simplify right side
    856,373.28x = 897,001,302,002.00
  5. Step 5: Solve for x
    x = 897,001,302,002.00/856,373.28
  6. Step 6: Final answer
    x = 1,047,441.95

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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.