Home / 1,016,926.80-1,403,355.08-558,049

Finding the Fourth Proportional to 1,016,926.80, 1,403,355.08 and 558,049

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Solution

The fourth proportional to 1,016,926.80, 1,403,355.08 and 558,049 is: 770,105.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,926.80 : 1,403,355.08 = 558,049 : x
  2. Step 2: Convert to fraction form
    1,016,926.80/1,403,355.08 = 558,049/x
  3. Step 3: Cross multiply
    1,016,926.80x = 1,403,355.08 × 558,049
  4. Step 4: Simplify right side
    1,016,926.80x = 783,140,899,038.92
  5. Step 5: Solve for x
    x = 783,140,899,038.92/1,016,926.80
  6. Step 6: Final answer
    x = 770,105.48

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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.