Home / 1,011,628.77-1,396,045.50-552,746.61

Finding the Fourth Proportional to 1,011,628.77, 1,396,045.50 and 552,746.61

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Solution

The fourth proportional to 1,011,628.77, 1,396,045.50 and 552,746.61 is: 762,789.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,628.77 : 1,396,045.50 = 552,746.61 : x
  2. Step 2: Convert to fraction form
    1,011,628.77/1,396,045.50 = 552,746.61/x
  3. Step 3: Cross multiply
    1,011,628.77x = 1,396,045.50 × 552,746.61
  4. Step 4: Simplify right side
    1,011,628.77x = 771,659,416,195.35
  5. Step 5: Solve for x
    x = 771,659,416,195.35/1,011,628.77
  6. Step 6: Final answer
    x = 762,789.12

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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.