Home / 1,195,801.75-1,650,272.07-686,536.93

Finding the Fourth Proportional to 1,195,801.75, 1,650,272.07 and 686,536.93

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Solution

The fourth proportional to 1,195,801.75, 1,650,272.07 and 686,536.93 is: 947,458.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,801.75 : 1,650,272.07 = 686,536.93 : x
  2. Step 2: Convert to fraction form
    1,195,801.75/1,650,272.07 = 686,536.93/x
  3. Step 3: Cross multiply
    1,195,801.75x = 1,650,272.07 × 686,536.93
  4. Step 4: Simplify right side
    1,195,801.75x = 1,132,972,720,602.55
  5. Step 5: Solve for x
    x = 1,132,972,720,602.55/1,195,801.75
  6. Step 6: Final answer
    x = 947,458.66

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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.