Home / 1,011,927.99-1,396,325.70-649,842.30

Finding the Fourth Proportional to 1,011,927.99, 1,396,325.70 and 649,842.30

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Solution

The fourth proportional to 1,011,927.99, 1,396,325.70 and 649,842.30 is: 896,695.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,011,927.99 : 1,396,325.70 = 649,842.30 : x
  2. Step 2: Convert to fraction form
    1,011,927.99/1,396,325.70 = 649,842.30/x
  3. Step 3: Cross multiply
    1,011,927.99x = 1,396,325.70 × 649,842.30
  4. Step 4: Simplify right side
    1,011,927.99x = 907,391,504,437.11
  5. Step 5: Solve for x
    x = 907,391,504,437.11/1,011,927.99
  6. Step 6: Final answer
    x = 896,695.73

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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.