Home / 882,171.80-1,323,267.90-839,147.96

Finding the Fourth Proportional to 882,171.80, 1,323,267.90 and 839,147.96

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Solution

The fourth proportional to 882,171.80, 1,323,267.90 and 839,147.96 is: 1,258,731.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,171.80 : 1,323,267.90 = 839,147.96 : x
  2. Step 2: Convert to fraction form
    882,171.80/1,323,267.90 = 839,147.96/x
  3. Step 3: Cross multiply
    882,171.80x = 1,323,267.90 × 839,147.96
  4. Step 4: Simplify right side
    882,171.80x = 1,110,417,558,818.48
  5. Step 5: Solve for x
    x = 1,110,417,558,818.48/882,171.80
  6. Step 6: Final answer
    x = 1,258,731.64

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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.