Home / 1,195,790.75-1,650,256.86-686,525.93

Finding the Fourth Proportional to 1,195,790.75, 1,650,256.86 and 686,525.93

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Solution

The fourth proportional to 1,195,790.75, 1,650,256.86 and 686,525.93 is: 947,443.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,195,790.75 : 1,650,256.86 = 686,525.93 : x
  2. Step 2: Convert to fraction form
    1,195,790.75/1,650,256.86 = 686,525.93/x
  3. Step 3: Cross multiply
    1,195,790.75x = 1,650,256.86 × 686,525.93
  4. Step 4: Simplify right side
    1,195,790.75x = 1,132,944,125,550.38
  5. Step 5: Solve for x
    x = 1,132,944,125,550.38/1,195,790.75
  6. Step 6: Final answer
    x = 947,443.46

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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.