Home / 1,919,878.56-2,879,983.22-499,937.22

Finding the Fourth Proportional to 1,919,878.56, 2,879,983.22 and 499,937.22

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Solution

The fourth proportional to 1,919,878.56, 2,879,983.22 and 499,937.22 is: 749,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,878.56 : 2,879,983.22 = 499,937.22 : x
  2. Step 2: Convert to fraction form
    1,919,878.56/2,879,983.22 = 499,937.22/x
  3. Step 3: Cross multiply
    1,919,878.56x = 2,879,983.22 × 499,937.22
  4. Step 4: Simplify right side
    1,919,878.56x = 1,439,810,802,153.76
  5. Step 5: Solve for x
    x = 1,439,810,802,153.76/1,919,878.56
  6. Step 6: Final answer
    x = 749,948.89

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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.