Home / 1,055,517.60-1,583,276.40-1,018,192.80

Finding the Fourth Proportional to 1,055,517.60, 1,583,276.40 and 1,018,192.80

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Solution

The fourth proportional to 1,055,517.60, 1,583,276.40 and 1,018,192.80 is: 1,527,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,517.60 : 1,583,276.40 = 1,018,192.80 : x
  2. Step 2: Convert to fraction form
    1,055,517.60/1,583,276.40 = 1,018,192.80/x
  3. Step 3: Cross multiply
    1,055,517.60x = 1,583,276.40 × 1,018,192.80
  4. Step 4: Simplify right side
    1,055,517.60x = 1,612,080,630,889.92
  5. Step 5: Solve for x
    x = 1,612,080,630,889.92/1,055,517.60
  6. Step 6: Final answer
    x = 1,527,289.20

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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.