Home / 4,715,431.04-7,075,891.20-1,982,780.84

Finding the Fourth Proportional to 4,715,431.04, 7,075,891.20 and 1,982,780.84

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Solution

The fourth proportional to 4,715,431.04, 7,075,891.20 and 1,982,780.84 is: 2,975,325.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715,431.04 : 7,075,891.20 = 1,982,780.84 : x
  2. Step 2: Convert to fraction form
    4,715,431.04/7,075,891.20 = 1,982,780.84/x
  3. Step 3: Cross multiply
    4,715,431.04x = 7,075,891.20 × 1,982,780.84
  4. Step 4: Simplify right side
    4,715,431.04x = 14,029,941,497,284.61
  5. Step 5: Solve for x
    x = 14,029,941,497,284.61/4,715,431.04
  6. Step 6: Final answer
    x = 2,975,325.35

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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.