Home / 1,039,635.56-1,557,280.00-836,131.79

Finding the Fourth Proportional to 1,039,635.56, 1,557,280.00 and 836,131.79

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Solution

The fourth proportional to 1,039,635.56, 1,557,280.00 and 836,131.79 is: 1,252,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,635.56 : 1,557,280.00 = 836,131.79 : x
  2. Step 2: Convert to fraction form
    1,039,635.56/1,557,280.00 = 836,131.79/x
  3. Step 3: Cross multiply
    1,039,635.56x = 1,557,280.00 × 836,131.79
  4. Step 4: Simplify right side
    1,039,635.56x = 1,302,091,316,841.34
  5. Step 5: Solve for x
    x = 1,302,091,316,841.34/1,039,635.56
  6. Step 6: Final answer
    x = 1,252,449.77

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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.