Home / 1,195,806.75-1,650,278.97-686,541.93

Finding the Fourth Proportional to 1,195,806.75, 1,650,278.97 and 686,541.93

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Solution

The fourth proportional to 1,195,806.75, 1,650,278.97 and 686,541.93 is: 947,465.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,806.75 : 1,650,278.97 = 686,541.93 : x
  2. Step 2: Convert to fraction form
    1,195,806.75/1,650,278.97 = 686,541.93/x
  3. Step 3: Cross multiply
    1,195,806.75x = 1,650,278.97 × 686,541.93
  4. Step 4: Simplify right side
    1,195,806.75x = 1,132,985,709,102.21
  5. Step 5: Solve for x
    x = 1,132,985,709,102.21/1,195,806.75
  6. Step 6: Final answer
    x = 947,465.56

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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.