Home / 1,059,178.80-1,588,768.20-740,314.20

Finding the Fourth Proportional to 1,059,178.80, 1,588,768.20 and 740,314.20

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Solution

The fourth proportional to 1,059,178.80, 1,588,768.20 and 740,314.20 is: 1,110,471.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,178.80 : 1,588,768.20 = 740,314.20 : x
  2. Step 2: Convert to fraction form
    1,059,178.80/1,588,768.20 = 740,314.20/x
  3. Step 3: Cross multiply
    1,059,178.80x = 1,588,768.20 × 740,314.20
  4. Step 4: Simplify right side
    1,059,178.80x = 1,176,187,658,968.44
  5. Step 5: Solve for x
    x = 1,176,187,658,968.44/1,059,178.80
  6. Step 6: Final answer
    x = 1,110,471.30

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1.5x scale

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.