Home / 5,218,787.30-7,205,075.76-3,411,100.58

Finding the Fourth Proportional to 5,218,787.30, 7,205,075.76 and 3,411,100.58

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Solution

The fourth proportional to 5,218,787.30, 7,205,075.76 and 3,411,100.58 is: 4,709,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,218,787.30 : 7,205,075.76 = 3,411,100.58 : x
  2. Step 2: Convert to fraction form
    5,218,787.30/7,205,075.76 = 3,411,100.58/x
  3. Step 3: Cross multiply
    5,218,787.30x = 7,205,075.76 × 3,411,100.58
  4. Step 4: Simplify right side
    5,218,787.30x = 24,577,238,103,879.94
  5. Step 5: Solve for x
    x = 24,577,238,103,879.94/5,218,787.30
  6. Step 6: Final answer
    x = 4,709,377.23

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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.