Home / 2,158,165.60-3,237,637.20-896,120.80

Finding the Fourth Proportional to 2,158,165.60, 3,237,637.20 and 896,120.80

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Solution

The fourth proportional to 2,158,165.60, 3,237,637.20 and 896,120.80 is: 1,344,342.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,165.60 : 3,237,637.20 = 896,120.80 : x
  2. Step 2: Convert to fraction form
    2,158,165.60/3,237,637.20 = 896,120.80/x
  3. Step 3: Cross multiply
    2,158,165.60x = 3,237,637.20 × 896,120.80
  4. Step 4: Simplify right side
    2,158,165.60x = 2,901,314,037,773.76
  5. Step 5: Solve for x
    x = 2,901,314,037,773.76/2,158,165.60
  6. Step 6: Final answer
    x = 1,344,342.64

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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.