Home / 1,077,811.59-1,617,781.05-572,371.12

Finding the Fourth Proportional to 1,077,811.59, 1,617,781.05 and 572,371.12

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Solution

The fourth proportional to 1,077,811.59, 1,617,781.05 and 572,371.12 is: 859,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,811.59 : 1,617,781.05 = 572,371.12 : x
  2. Step 2: Convert to fraction form
    1,077,811.59/1,617,781.05 = 572,371.12/x
  3. Step 3: Cross multiply
    1,077,811.59x = 1,617,781.05 × 572,371.12
  4. Step 4: Simplify right side
    1,077,811.59x = 925,971,151,503.28
  5. Step 5: Solve for x
    x = 925,971,151,503.28/1,077,811.59
  6. Step 6: Final answer
    x = 859,121.54

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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.