Home / 1,448,883.60-2,171,251.80-1,005,133.20

Finding the Fourth Proportional to 1,448,883.60, 2,171,251.80 and 1,005,133.20

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Solution

The fourth proportional to 1,448,883.60, 2,171,251.80 and 1,005,133.20 is: 1,506,261.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,883.60 : 2,171,251.80 = 1,005,133.20 : x
  2. Step 2: Convert to fraction form
    1,448,883.60/2,171,251.80 = 1,005,133.20/x
  3. Step 3: Cross multiply
    1,448,883.60x = 2,171,251.80 × 1,005,133.20
  4. Step 4: Simplify right side
    1,448,883.60x = 2,182,397,269,739.76
  5. Step 5: Solve for x
    x = 2,182,397,269,739.76/1,448,883.60
  6. Step 6: Final answer
    x = 1,506,261.28

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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.