Home / 2,986,291.60-4,490,496.60-2,499,686.80

Finding the Fourth Proportional to 2,986,291.60, 4,490,496.60 and 2,499,686.80

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Solution

The fourth proportional to 2,986,291.60, 4,490,496.60 and 2,499,686.80 is: 3,758,787.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,291.60 : 4,490,496.60 = 2,499,686.80 : x
  2. Step 2: Convert to fraction form
    2,986,291.60/4,490,496.60 = 2,499,686.80/x
  3. Step 3: Cross multiply
    2,986,291.60x = 4,490,496.60 × 2,499,686.80
  4. Step 4: Simplify right side
    2,986,291.60x = 11,224,835,076,464.88
  5. Step 5: Solve for x
    x = 11,224,835,076,464.88/2,986,291.60
  6. Step 6: Final answer
    x = 3,758,787.35

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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.