Home / 1,113,719.42-1,536,710.49-677,844.81

Finding the Fourth Proportional to 1,113,719.42, 1,536,710.49 and 677,844.81

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Solution

The fourth proportional to 1,113,719.42, 1,536,710.49 and 677,844.81 is: 935,290.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,719.42 : 1,536,710.49 = 677,844.81 : x
  2. Step 2: Convert to fraction form
    1,113,719.42/1,536,710.49 = 677,844.81/x
  3. Step 3: Cross multiply
    1,113,719.42x = 1,536,710.49 × 677,844.81
  4. Step 4: Simplify right side
    1,113,719.42x = 1,041,651,230,119.06
  5. Step 5: Solve for x
    x = 1,041,651,230,119.06/1,113,719.42
  6. Step 6: Final answer
    x = 935,290.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.