Home / 5,161,028-7,122,401.18-2,838,097.60

Finding the Fourth Proportional to 5,161,028, 7,122,401.18 and 2,838,097.60

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Solution

The fourth proportional to 5,161,028, 7,122,401.18 and 2,838,097.60 is: 3,916,675.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,161,028 : 7,122,401.18 = 2,838,097.60 : x
  2. Step 2: Convert to fraction form
    5,161,028/7,122,401.18 = 2,838,097.60/x
  3. Step 3: Cross multiply
    5,161,028x = 7,122,401.18 × 2,838,097.60
  4. Step 4: Simplify right side
    5,161,028x = 20,214,069,695,195.17
  5. Step 5: Solve for x
    x = 20,214,069,695,195.17/5,161,028
  6. Step 6: Final answer
    x = 3,916,675.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.