Home / 1,243,597.28-1,716,197.72-699,752.34

Finding the Fourth Proportional to 1,243,597.28, 1,716,197.72 and 699,752.34

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Solution

The fourth proportional to 1,243,597.28, 1,716,197.72 and 699,752.34 is: 965,677.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,597.28 : 1,716,197.72 = 699,752.34 : x
  2. Step 2: Convert to fraction form
    1,243,597.28/1,716,197.72 = 699,752.34/x
  3. Step 3: Cross multiply
    1,243,597.28x = 1,716,197.72 × 699,752.34
  4. Step 4: Simplify right side
    1,243,597.28x = 1,200,913,366,973.90
  5. Step 5: Solve for x
    x = 1,200,913,366,973.90/1,243,597.28
  6. Step 6: Final answer
    x = 965,677.07

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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.