Home / 2,481,482.40-3,722,223.60-684,643.20

Finding the Fourth Proportional to 2,481,482.40, 3,722,223.60 and 684,643.20

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Solution

The fourth proportional to 2,481,482.40, 3,722,223.60 and 684,643.20 is: 1,026,964.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,481,482.40 : 3,722,223.60 = 684,643.20 : x
  2. Step 2: Convert to fraction form
    2,481,482.40/3,722,223.60 = 684,643.20/x
  3. Step 3: Cross multiply
    2,481,482.40x = 3,722,223.60 × 684,643.20
  4. Step 4: Simplify right side
    2,481,482.40x = 2,548,395,076,619.52
  5. Step 5: Solve for x
    x = 2,548,395,076,619.52/2,481,482.40
  6. Step 6: Final answer
    x = 1,026,964.80

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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.