Home / 2,966,426.40-4,449,639.60-722,564.40

Finding the Fourth Proportional to 2,966,426.40, 4,449,639.60 and 722,564.40

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Solution

The fourth proportional to 2,966,426.40, 4,449,639.60 and 722,564.40 is: 1,083,846.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966,426.40 : 4,449,639.60 = 722,564.40 : x
  2. Step 2: Convert to fraction form
    2,966,426.40/4,449,639.60 = 722,564.40/x
  3. Step 3: Cross multiply
    2,966,426.40x = 4,449,639.60 × 722,564.40
  4. Step 4: Simplify right side
    2,966,426.40x = 3,215,151,167,790.24
  5. Step 5: Solve for x
    x = 3,215,151,167,790.24/2,966,426.40
  6. Step 6: Final answer
    x = 1,083,846.60

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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.