Home / 1,337,928.32-1,846,346.06-726,081.05

Finding the Fourth Proportional to 1,337,928.32, 1,846,346.06 and 726,081.05

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Solution

The fourth proportional to 1,337,928.32, 1,846,346.06 and 726,081.05 is: 1,001,994.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,928.32 : 1,846,346.06 = 726,081.05 : x
  2. Step 2: Convert to fraction form
    1,337,928.32/1,846,346.06 = 726,081.05/x
  3. Step 3: Cross multiply
    1,337,928.32x = 1,846,346.06 × 726,081.05
  4. Step 4: Simplify right side
    1,337,928.32x = 1,340,596,885,908.16
  5. Step 5: Solve for x
    x = 1,340,596,885,908.16/1,337,928.32
  6. Step 6: Final answer
    x = 1,001,994.55

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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.