Home / 1,197,129.60-1,794,801.60-723,715.20

Finding the Fourth Proportional to 1,197,129.60, 1,794,801.60 and 723,715.20

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Solution

The fourth proportional to 1,197,129.60, 1,794,801.60 and 723,715.20 is: 1,085,033.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,129.60 : 1,794,801.60 = 723,715.20 : x
  2. Step 2: Convert to fraction form
    1,197,129.60/1,794,801.60 = 723,715.20/x
  3. Step 3: Cross multiply
    1,197,129.60x = 1,794,801.60 × 723,715.20
  4. Step 4: Simplify right side
    1,197,129.60x = 1,298,925,198,904.32
  5. Step 5: Solve for x
    x = 1,298,925,198,904.32/1,197,129.60
  6. Step 6: Final answer
    x = 1,085,033.06

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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.