Home / 1,188,536.40-1,784,554.20-922,597.20

Finding the Fourth Proportional to 1,188,536.40, 1,784,554.20 and 922,597.20

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Solution

The fourth proportional to 1,188,536.40, 1,784,554.20 and 922,597.20 is: 1,385,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,536.40 : 1,784,554.20 = 922,597.20 : x
  2. Step 2: Convert to fraction form
    1,188,536.40/1,784,554.20 = 922,597.20/x
  3. Step 3: Cross multiply
    1,188,536.40x = 1,784,554.20 × 922,597.20
  4. Step 4: Simplify right side
    1,188,536.40x = 1,646,424,708,168.24
  5. Step 5: Solve for x
    x = 1,646,424,708,168.24/1,188,536.40
  6. Step 6: Final answer
    x = 1,385,253.92

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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.