Home / 1,919,794.57-2,879,864.03-499,862.95

Finding the Fourth Proportional to 1,919,794.57, 2,879,864.03 and 499,862.95

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Solution

The fourth proportional to 1,919,794.57, 2,879,864.03 and 499,862.95 is: 749,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,794.57 : 2,879,864.03 = 499,862.95 : x
  2. Step 2: Convert to fraction form
    1,919,794.57/2,879,864.03 = 499,862.95/x
  3. Step 3: Cross multiply
    1,919,794.57x = 2,879,864.03 × 499,862.95
  4. Step 4: Simplify right side
    1,919,794.57x = 1,439,537,327,135.37
  5. Step 5: Solve for x
    x = 1,439,537,327,135.37/1,919,794.57
  6. Step 6: Final answer
    x = 749,839.25

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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.