Home / 4,787,520.21-7,175,075.67-1,944,329.49

Finding the Fourth Proportional to 4,787,520.21, 7,175,075.67 and 1,944,329.49

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Solution

The fourth proportional to 4,787,520.21, 7,175,075.67 and 1,944,329.49 is: 2,913,974.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,787,520.21 : 7,175,075.67 = 1,944,329.49 : x
  2. Step 2: Convert to fraction form
    4,787,520.21/7,175,075.67 = 1,944,329.49/x
  3. Step 3: Cross multiply
    4,787,520.21x = 7,175,075.67 × 1,944,329.49
  4. Step 4: Simplify right side
    4,787,520.21x = 13,950,711,218,162.51
  5. Step 5: Solve for x
    x = 13,950,711,218,162.51/4,787,520.21
  6. Step 6: Final answer
    x = 2,913,974.38

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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.