Home / 1,196,340.57-1,650,891.74-712,894.95

Finding the Fourth Proportional to 1,196,340.57, 1,650,891.74 and 712,894.95

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Solution

The fourth proportional to 1,196,340.57, 1,650,891.74 and 712,894.95 is: 983,760.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,340.57 : 1,650,891.74 = 712,894.95 : x
  2. Step 2: Convert to fraction form
    1,196,340.57/1,650,891.74 = 712,894.95/x
  3. Step 3: Cross multiply
    1,196,340.57x = 1,650,891.74 × 712,894.95
  4. Step 4: Simplify right side
    1,196,340.57x = 1,176,912,380,878.24
  5. Step 5: Solve for x
    x = 1,176,912,380,878.24/1,196,340.57
  6. Step 6: Final answer
    x = 983,760.32

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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.