Home / 4,694,554.80-7,036,583.40-1,998,421.20

Finding the Fourth Proportional to 4,694,554.80, 7,036,583.40 and 1,998,421.20

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Solution

The fourth proportional to 4,694,554.80, 7,036,583.40 and 1,998,421.20 is: 2,995,397.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,694,554.80 : 7,036,583.40 = 1,998,421.20 : x
  2. Step 2: Convert to fraction form
    4,694,554.80/7,036,583.40 = 1,998,421.20/x
  3. Step 3: Cross multiply
    4,694,554.80x = 7,036,583.40 × 1,998,421.20
  4. Step 4: Simplify right side
    4,694,554.80x = 14,062,057,442,128.08
  5. Step 5: Solve for x
    x = 14,062,057,442,128.08/4,694,554.80
  6. Step 6: Final answer
    x = 2,995,397.44

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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.