Home / 1,653,261.60-2,479,892.40-1,637,515.20

Finding the Fourth Proportional to 1,653,261.60, 2,479,892.40 and 1,637,515.20

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Solution

The fourth proportional to 1,653,261.60, 2,479,892.40 and 1,637,515.20 is: 2,456,272.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,261.60 : 2,479,892.40 = 1,637,515.20 : x
  2. Step 2: Convert to fraction form
    1,653,261.60/2,479,892.40 = 1,637,515.20/x
  3. Step 3: Cross multiply
    1,653,261.60x = 2,479,892.40 × 1,637,515.20
  4. Step 4: Simplify right side
    1,653,261.60x = 4,060,861,499,364.48
  5. Step 5: Solve for x
    x = 4,060,861,499,364.48/1,653,261.60
  6. Step 6: Final answer
    x = 2,456,272.80

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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.