Home / 1,116,618.46-1,540,515.97-657,452.34

Finding the Fourth Proportional to 1,116,618.46, 1,540,515.97 and 657,452.34

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Solution

The fourth proportional to 1,116,618.46, 1,540,515.97 and 657,452.34 is: 907,038.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,618.46 : 1,540,515.97 = 657,452.34 : x
  2. Step 2: Convert to fraction form
    1,116,618.46/1,540,515.97 = 657,452.34/x
  3. Step 3: Cross multiply
    1,116,618.46x = 1,540,515.97 × 657,452.34
  4. Step 4: Simplify right side
    1,116,618.46x = 1,012,815,829,283.87
  5. Step 5: Solve for x
    x = 1,012,815,829,283.87/1,116,618.46
  6. Step 6: Final answer
    x = 907,038.41

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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.