Home / 5,075,815.84-7,614,172.53-1,432,578.20

Finding the Fourth Proportional to 5,075,815.84, 7,614,172.53 and 1,432,578.20

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Solution

The fourth proportional to 5,075,815.84, 7,614,172.53 and 1,432,578.20 is: 2,148,993.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075,815.84 : 7,614,172.53 = 1,432,578.20 : x
  2. Step 2: Convert to fraction form
    5,075,815.84/7,614,172.53 = 1,432,578.20/x
  3. Step 3: Cross multiply
    5,075,815.84x = 7,614,172.53 × 1,432,578.20
  4. Step 4: Simplify right side
    5,075,815.84x = 10,907,897,539,445.98
  5. Step 5: Solve for x
    x = 10,907,897,539,445.98/5,075,815.84
  6. Step 6: Final answer
    x = 2,148,993.95

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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.