Home / 1,185,998.48-1,779,171.06-344,440.88

Finding the Fourth Proportional to 1,185,998.48, 1,779,171.06 and 344,440.88

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Solution

The fourth proportional to 1,185,998.48, 1,779,171.06 and 344,440.88 is: 516,711.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,998.48 : 1,779,171.06 = 344,440.88 : x
  2. Step 2: Convert to fraction form
    1,185,998.48/1,779,171.06 = 344,440.88/x
  3. Step 3: Cross multiply
    1,185,998.48x = 1,779,171.06 × 344,440.88
  4. Step 4: Simplify right side
    1,185,998.48x = 612,819,245,576.93
  5. Step 5: Solve for x
    x = 612,819,245,576.93/1,185,998.48
  6. Step 6: Final answer
    x = 516,711.66

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Double scale
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1.5x scale

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.