Home / 5,221,591.16-7,830,473.11-1,808,996.36

Finding the Fourth Proportional to 5,221,591.16, 7,830,473.11 and 1,808,996.36

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Solution

The fourth proportional to 5,221,591.16, 7,830,473.11 and 1,808,996.36 is: 2,712,831.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,221,591.16 : 7,830,473.11 = 1,808,996.36 : x
  2. Step 2: Convert to fraction form
    5,221,591.16/7,830,473.11 = 1,808,996.36/x
  3. Step 3: Cross multiply
    5,221,591.16x = 7,830,473.11 × 1,808,996.36
  4. Step 4: Simplify right side
    5,221,591.16x = 14,165,297,353,067.88
  5. Step 5: Solve for x
    x = 14,165,297,353,067.88/5,221,591.16
  6. Step 6: Final answer
    x = 2,712,831.57

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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.