Home / 1,299,352.69-1,947,720.38-541,613.59

Finding the Fourth Proportional to 1,299,352.69, 1,947,720.38 and 541,613.59

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Solution

The fourth proportional to 1,299,352.69, 1,947,720.38 and 541,613.59 is: 811,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,299,352.69 : 1,947,720.38 = 541,613.59 : x
  2. Step 2: Convert to fraction form
    1,299,352.69/1,947,720.38 = 541,613.59/x
  3. Step 3: Cross multiply
    1,299,352.69x = 1,947,720.38 × 541,613.59
  4. Step 4: Simplify right side
    1,299,352.69x = 1,054,911,822,797.17
  5. Step 5: Solve for x
    x = 1,054,911,822,797.17/1,299,352.69
  6. Step 6: Final answer
    x = 811,874.89

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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.