Home / 5,257,130.76-7,254,835.38-2,842,677

Finding the Fourth Proportional to 5,257,130.76, 7,254,835.38 and 2,842,677

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Solution

The fourth proportional to 5,257,130.76, 7,254,835.38 and 2,842,677 is: 3,922,891.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257,130.76 : 7,254,835.38 = 2,842,677 : x
  2. Step 2: Convert to fraction form
    5,257,130.76/7,254,835.38 = 2,842,677/x
  3. Step 3: Cross multiply
    5,257,130.76x = 7,254,835.38 × 2,842,677
  4. Step 4: Simplify right side
    5,257,130.76x = 20,623,153,673,512.26
  5. Step 5: Solve for x
    x = 20,623,153,673,512.26/5,257,130.76
  6. Step 6: Final answer
    x = 3,922,891.52

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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.