Home / 1,301,113.14-1,795,545.27-728,206.62

Finding the Fourth Proportional to 1,301,113.14, 1,795,545.27 and 728,206.62

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Solution

The fourth proportional to 1,301,113.14, 1,795,545.27 and 728,206.62 is: 1,004,930.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,113.14 : 1,795,545.27 = 728,206.62 : x
  2. Step 2: Convert to fraction form
    1,301,113.14/1,795,545.27 = 728,206.62/x
  3. Step 3: Cross multiply
    1,301,113.14x = 1,795,545.27 × 728,206.62
  4. Step 4: Simplify right side
    1,301,113.14x = 1,307,527,952,123.69
  5. Step 5: Solve for x
    x = 1,307,527,952,123.69/1,301,113.14
  6. Step 6: Final answer
    x = 1,004,930.25

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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.