Home / 1,335,109.29-2,002,787.07-436,555.65

Finding the Fourth Proportional to 1,335,109.29, 2,002,787.07 and 436,555.65

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Solution

The fourth proportional to 1,335,109.29, 2,002,787.07 and 436,555.65 is: 654,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,109.29 : 2,002,787.07 = 436,555.65 : x
  2. Step 2: Convert to fraction form
    1,335,109.29/2,002,787.07 = 436,555.65/x
  3. Step 3: Cross multiply
    1,335,109.29x = 2,002,787.07 × 436,555.65
  4. Step 4: Simplify right side
    1,335,109.29x = 874,328,011,155.45
  5. Step 5: Solve for x
    x = 874,328,011,155.45/1,335,109.29
  6. Step 6: Final answer
    x = 654,873.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.