Home / 2,049,815.20-3,074,722.80-553,907.20

Finding the Fourth Proportional to 2,049,815.20, 3,074,722.80 and 553,907.20

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Solution

The fourth proportional to 2,049,815.20, 3,074,722.80 and 553,907.20 is: 830,860.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,815.20 : 3,074,722.80 = 553,907.20 : x
  2. Step 2: Convert to fraction form
    2,049,815.20/3,074,722.80 = 553,907.20/x
  3. Step 3: Cross multiply
    2,049,815.20x = 3,074,722.80 × 553,907.20
  4. Step 4: Simplify right side
    2,049,815.20x = 1,703,111,096,924.16
  5. Step 5: Solve for x
    x = 1,703,111,096,924.16/2,049,815.20
  6. Step 6: Final answer
    x = 830,860.80

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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.