Home / 1,214,265.60-1,821,916.80-582,854.40

Finding the Fourth Proportional to 1,214,265.60, 1,821,916.80 and 582,854.40

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Solution

The fourth proportional to 1,214,265.60, 1,821,916.80 and 582,854.40 is: 874,530.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,265.60 : 1,821,916.80 = 582,854.40 : x
  2. Step 2: Convert to fraction form
    1,214,265.60/1,821,916.80 = 582,854.40/x
  3. Step 3: Cross multiply
    1,214,265.60x = 1,821,916.80 × 582,854.40
  4. Step 4: Simplify right side
    1,214,265.60x = 1,061,912,223,313.92
  5. Step 5: Solve for x
    x = 1,061,912,223,313.92/1,214,265.60
  6. Step 6: Final answer
    x = 874,530.43

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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.