Home / 1,049,308.65-1,448,287.98-613,928.61

Finding the Fourth Proportional to 1,049,308.65, 1,448,287.98 and 613,928.61

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Solution

The fourth proportional to 1,049,308.65, 1,448,287.98 and 613,928.61 is: 847,363.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,308.65 : 1,448,287.98 = 613,928.61 : x
  2. Step 2: Convert to fraction form
    1,049,308.65/1,448,287.98 = 613,928.61/x
  3. Step 3: Cross multiply
    1,049,308.65x = 1,448,287.98 × 613,928.61
  4. Step 4: Simplify right side
    1,049,308.65x = 889,145,426,441.11
  5. Step 5: Solve for x
    x = 889,145,426,441.11/1,049,308.65
  6. Step 6: Final answer
    x = 847,363.10

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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.