Home / 3,486,477.88-5,226,721.64-1,211,706.76

Finding the Fourth Proportional to 3,486,477.88, 5,226,721.64 and 1,211,706.76

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Solution

The fourth proportional to 3,486,477.88, 5,226,721.64 and 1,211,706.76 is: 1,816,519.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486,477.88 : 5,226,721.64 = 1,211,706.76 : x
  2. Step 2: Convert to fraction form
    3,486,477.88/5,226,721.64 = 1,211,706.76/x
  3. Step 3: Cross multiply
    3,486,477.88x = 5,226,721.64 × 1,211,706.76
  4. Step 4: Simplify right side
    3,486,477.88x = 6,333,253,943,826.29
  5. Step 5: Solve for x
    x = 6,333,253,943,826.29/3,486,477.88
  6. Step 6: Final answer
    x = 1,816,519.18

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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.