Home / 5,248,477.80-7,872,716.70-2,219,264.10

Finding the Fourth Proportional to 5,248,477.80, 7,872,716.70 and 2,219,264.10

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Solution

The fourth proportional to 5,248,477.80, 7,872,716.70 and 2,219,264.10 is: 3,328,896.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,248,477.80 : 7,872,716.70 = 2,219,264.10 : x
  2. Step 2: Convert to fraction form
    5,248,477.80/7,872,716.70 = 2,219,264.10/x
  3. Step 3: Cross multiply
    5,248,477.80x = 7,872,716.70 × 2,219,264.10
  4. Step 4: Simplify right side
    5,248,477.80x = 17,471,637,541,780.47
  5. Step 5: Solve for x
    x = 17,471,637,541,780.47/5,248,477.80
  6. Step 6: Final answer
    x = 3,328,896.15

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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.