Home / 1,724,425.46-2,379,707.78-999,693.30

Finding the Fourth Proportional to 1,724,425.46, 2,379,707.78 and 999,693.30

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Solution

The fourth proportional to 1,724,425.46, 2,379,707.78 and 999,693.30 is: 1,379,577.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,425.46 : 2,379,707.78 = 999,693.30 : x
  2. Step 2: Convert to fraction form
    1,724,425.46/2,379,707.78 = 999,693.30/x
  3. Step 3: Cross multiply
    1,724,425.46x = 2,379,707.78 × 999,693.30
  4. Step 4: Simplify right side
    1,724,425.46x = 2,378,977,923,623.87
  5. Step 5: Solve for x
    x = 2,378,977,923,623.87/1,724,425.46
  6. Step 6: Final answer
    x = 1,379,577.13

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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.