Home / 1,526,309.91-2,106,366.91-838,010.79

Finding the Fourth Proportional to 1,526,309.91, 2,106,366.91 and 838,010.79

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Solution

The fourth proportional to 1,526,309.91, 2,106,366.91 and 838,010.79 is: 1,156,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,526,309.91 : 2,106,366.91 = 838,010.79 : x
  2. Step 2: Convert to fraction form
    1,526,309.91/2,106,366.91 = 838,010.79/x
  3. Step 3: Cross multiply
    1,526,309.91x = 2,106,366.91 × 838,010.79
  4. Step 4: Simplify right side
    1,526,309.91x = 1,765,158,187,747.12
  5. Step 5: Solve for x
    x = 1,765,158,187,747.12/1,526,309.91
  6. Step 6: Final answer
    x = 1,156,487.41

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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.