Home / 1,651,617.60-2,477,426.40-1,086,569.70

Finding the Fourth Proportional to 1,651,617.60, 2,477,426.40 and 1,086,569.70

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Solution

The fourth proportional to 1,651,617.60, 2,477,426.40 and 1,086,569.70 is: 1,629,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,651,617.60 : 2,477,426.40 = 1,086,569.70 : x
  2. Step 2: Convert to fraction form
    1,651,617.60/2,477,426.40 = 1,086,569.70/x
  3. Step 3: Cross multiply
    1,651,617.60x = 2,477,426.40 × 1,086,569.70
  4. Step 4: Simplify right side
    1,651,617.60x = 2,691,896,460,220.08
  5. Step 5: Solve for x
    x = 2,691,896,460,220.08/1,651,617.60
  6. Step 6: Final answer
    x = 1,629,854.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.