Home / 3,750,699.78-5,175,961.02-2,031,827.40

Finding the Fourth Proportional to 3,750,699.78, 5,175,961.02 and 2,031,827.40

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Solution

The fourth proportional to 3,750,699.78, 5,175,961.02 and 2,031,827.40 is: 2,803,919.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750,699.78 : 5,175,961.02 = 2,031,827.40 : x
  2. Step 2: Convert to fraction form
    3,750,699.78/5,175,961.02 = 2,031,827.40/x
  3. Step 3: Cross multiply
    3,750,699.78x = 5,175,961.02 × 2,031,827.40
  4. Step 4: Simplify right side
    3,750,699.78x = 10,516,659,421,767.95
  5. Step 5: Solve for x
    x = 10,516,659,421,767.95/3,750,699.78
  6. Step 6: Final answer
    x = 2,803,919.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.