Home / 1,575,112.20-2,363,834.70-1,155,208.20

Finding the Fourth Proportional to 1,575,112.20, 2,363,834.70 and 1,155,208.20

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Solution

The fourth proportional to 1,575,112.20, 2,363,834.70 and 1,155,208.20 is: 1,733,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,112.20 : 2,363,834.70 = 1,155,208.20 : x
  2. Step 2: Convert to fraction form
    1,575,112.20/2,363,834.70 = 1,155,208.20/x
  3. Step 3: Cross multiply
    1,575,112.20x = 2,363,834.70 × 1,155,208.20
  4. Step 4: Simplify right side
    1,575,112.20x = 2,730,721,228,884.54
  5. Step 5: Solve for x
    x = 2,730,721,228,884.54/1,575,112.20
  6. Step 6: Final answer
    x = 1,733,667.75

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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.