Home / 1,197,532.16-1,794,459.37-812,781.28

Finding the Fourth Proportional to 1,197,532.16, 1,794,459.37 and 812,781.28

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Solution

The fourth proportional to 1,197,532.16, 1,794,459.37 and 812,781.28 is: 1,217,923.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,532.16 : 1,794,459.37 = 812,781.28 : x
  2. Step 2: Convert to fraction form
    1,197,532.16/1,794,459.37 = 812,781.28/x
  3. Step 3: Cross multiply
    1,197,532.16x = 1,794,459.37 × 812,781.28
  4. Step 4: Simplify right side
    1,197,532.16x = 1,458,502,979,592.69
  5. Step 5: Solve for x
    x = 1,458,502,979,592.69/1,197,532.16
  6. Step 6: Final answer
    x = 1,217,923.85

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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.