Home / 1,155,433.60-1,733,150.40-819,510.40

Finding the Fourth Proportional to 1,155,433.60, 1,733,150.40 and 819,510.40

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Solution

The fourth proportional to 1,155,433.60, 1,733,150.40 and 819,510.40 is: 1,229,265.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,433.60 : 1,733,150.40 = 819,510.40 : x
  2. Step 2: Convert to fraction form
    1,155,433.60/1,733,150.40 = 819,510.40/x
  3. Step 3: Cross multiply
    1,155,433.60x = 1,733,150.40 × 819,510.40
  4. Step 4: Simplify right side
    1,155,433.60x = 1,420,334,777,564.16
  5. Step 5: Solve for x
    x = 1,420,334,777,564.16/1,155,433.60
  6. Step 6: Final answer
    x = 1,229,265.60

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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.