Home / 1,336,776.19-1,844,751.60-724,928.75

Finding the Fourth Proportional to 1,336,776.19, 1,844,751.60 and 724,928.75

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Solution

The fourth proportional to 1,336,776.19, 1,844,751.60 and 724,928.75 is: 1,000,401.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,776.19 : 1,844,751.60 = 724,928.75 : x
  2. Step 2: Convert to fraction form
    1,336,776.19/1,844,751.60 = 724,928.75/x
  3. Step 3: Cross multiply
    1,336,776.19x = 1,844,751.60 × 724,928.75
  4. Step 4: Simplify right side
    1,336,776.19x = 1,337,313,471,448.50
  5. Step 5: Solve for x
    x = 1,337,313,471,448.50/1,336,776.19
  6. Step 6: Final answer
    x = 1,000,401.92

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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.