Home / 1,117,833.60-1,542,605.82-627,735

Finding the Fourth Proportional to 1,117,833.60, 1,542,605.82 and 627,735

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Solution

The fourth proportional to 1,117,833.60, 1,542,605.82 and 627,735 is: 866,271.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,833.60 : 1,542,605.82 = 627,735 : x
  2. Step 2: Convert to fraction form
    1,117,833.60/1,542,605.82 = 627,735/x
  3. Step 3: Cross multiply
    1,117,833.60x = 1,542,605.82 × 627,735
  4. Step 4: Simplify right side
    1,117,833.60x = 968,347,664,417.70
  5. Step 5: Solve for x
    x = 968,347,664,417.70/1,117,833.60
  6. Step 6: Final answer
    x = 866,271.75

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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.