Home / 2,767,461.80-3,819,192.12-1,605,820.55

Finding the Fourth Proportional to 2,767,461.80, 3,819,192.12 and 1,605,820.55

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Solution

The fourth proportional to 2,767,461.80, 3,819,192.12 and 1,605,820.55 is: 2,216,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,767,461.80 : 3,819,192.12 = 1,605,820.55 : x
  2. Step 2: Convert to fraction form
    2,767,461.80/3,819,192.12 = 1,605,820.55/x
  3. Step 3: Cross multiply
    2,767,461.80x = 3,819,192.12 × 1,605,820.55
  4. Step 4: Simplify right side
    2,767,461.80x = 6,132,937,171,598.11
  5. Step 5: Solve for x
    x = 6,132,937,171,598.11/2,767,461.80
  6. Step 6: Final answer
    x = 2,216,087.38

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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.