Home / 1,724,398.92-2,379,454.86-999,233.40

Finding the Fourth Proportional to 1,724,398.92, 2,379,454.86 and 999,233.40

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Solution

The fourth proportional to 1,724,398.92, 2,379,454.86 and 999,233.40 is: 1,378,817.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,724,398.92 : 2,379,454.86 = 999,233.40 : x
  2. Step 2: Convert to fraction form
    1,724,398.92/2,379,454.86 = 999,233.40/x
  3. Step 3: Cross multiply
    1,724,398.92x = 2,379,454.86 × 999,233.40
  4. Step 4: Simplify right side
    1,724,398.92x = 2,377,630,769,904.32
  5. Step 5: Solve for x
    x = 2,377,630,769,904.32/1,724,398.92
  6. Step 6: Final answer
    x = 1,378,817.13

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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.