Home / 1,564,087.68-2,158,441.28-885,010.56

Finding the Fourth Proportional to 1,564,087.68, 2,158,441.28 and 885,010.56

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Solution

The fourth proportional to 1,564,087.68, 2,158,441.28 and 885,010.56 is: 1,221,314.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,564,087.68 : 2,158,441.28 = 885,010.56 : x
  2. Step 2: Convert to fraction form
    1,564,087.68/2,158,441.28 = 885,010.56/x
  3. Step 3: Cross multiply
    1,564,087.68x = 2,158,441.28 × 885,010.56
  4. Step 4: Simplify right side
    1,564,087.68x = 1,910,243,325,939.92
  5. Step 5: Solve for x
    x = 1,910,243,325,939.92/1,564,087.68
  6. Step 6: Final answer
    x = 1,221,314.73

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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.