Home / 1,450,890.67-2,002,069.95-838,950.65

Finding the Fourth Proportional to 1,450,890.67, 2,002,069.95 and 838,950.65

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Solution

The fourth proportional to 1,450,890.67, 2,002,069.95 and 838,950.65 is: 1,157,659.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,890.67 : 2,002,069.95 = 838,950.65 : x
  2. Step 2: Convert to fraction form
    1,450,890.67/2,002,069.95 = 838,950.65/x
  3. Step 3: Cross multiply
    1,450,890.67x = 2,002,069.95 × 838,950.65
  4. Step 4: Simplify right side
    1,450,890.67x = 1,679,637,885,897.97
  5. Step 5: Solve for x
    x = 1,679,637,885,897.97/1,450,890.67
  6. Step 6: Final answer
    x = 1,157,659.86

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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.