Home / 1,448,470.10-2,170,846.20-808,772.60

Finding the Fourth Proportional to 1,448,470.10, 2,170,846.20 and 808,772.60

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Solution

The fourth proportional to 1,448,470.10, 2,170,846.20 and 808,772.60 is: 1,212,120.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,470.10 : 2,170,846.20 = 808,772.60 : x
  2. Step 2: Convert to fraction form
    1,448,470.10/2,170,846.20 = 808,772.60/x
  3. Step 3: Cross multiply
    1,448,470.10x = 2,170,846.20 × 808,772.60
  4. Step 4: Simplify right side
    1,448,470.10x = 1,755,720,925,374.12
  5. Step 5: Solve for x
    x = 1,755,720,925,374.12/1,448,470.10
  6. Step 6: Final answer
    x = 1,212,120.93

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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.