Home / 3,879,946.84-5,809,983.06-3,238,656.08

Finding the Fourth Proportional to 3,879,946.84, 5,809,983.06 and 3,238,656.08

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Solution

The fourth proportional to 3,879,946.84, 5,809,983.06 and 3,238,656.08 is: 4,849,689.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,879,946.84 : 5,809,983.06 = 3,238,656.08 : x
  2. Step 2: Convert to fraction form
    3,879,946.84/5,809,983.06 = 3,238,656.08/x
  3. Step 3: Cross multiply
    3,879,946.84x = 5,809,983.06 × 3,238,656.08
  4. Step 4: Simplify right side
    3,879,946.84x = 18,816,536,961,966.00
  5. Step 5: Solve for x
    x = 18,816,536,961,966.00/3,879,946.84
  6. Step 6: Final answer
    x = 4,849,689.37

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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.