Home / 1,223,321.60-1,834,982.40-514,733.60

Finding the Fourth Proportional to 1,223,321.60, 1,834,982.40 and 514,733.60

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Solution

The fourth proportional to 1,223,321.60, 1,834,982.40 and 514,733.60 is: 772,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,321.60 : 1,834,982.40 = 514,733.60 : x
  2. Step 2: Convert to fraction form
    1,223,321.60/1,834,982.40 = 514,733.60/x
  3. Step 3: Cross multiply
    1,223,321.60x = 1,834,982.40 × 514,733.60
  4. Step 4: Simplify right side
    1,223,321.60x = 944,527,096,688.64
  5. Step 5: Solve for x
    x = 944,527,096,688.64/1,223,321.60
  6. Step 6: Final answer
    x = 772,100.40

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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.