Home / 2,937,867.36-4,053,217.20-1,919,862.24

Finding the Fourth Proportional to 2,937,867.36, 4,053,217.20 and 1,919,862.24

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Solution

The fourth proportional to 2,937,867.36, 4,053,217.20 and 1,919,862.24 is: 2,648,730.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,937,867.36 : 4,053,217.20 = 1,919,862.24 : x
  2. Step 2: Convert to fraction form
    2,937,867.36/4,053,217.20 = 1,919,862.24/x
  3. Step 3: Cross multiply
    2,937,867.36x = 4,053,217.20 × 1,919,862.24
  4. Step 4: Simplify right side
    2,937,867.36x = 7,781,618,652,798.53
  5. Step 5: Solve for x
    x = 7,781,618,652,798.53/2,937,867.36
  6. Step 6: Final answer
    x = 2,648,730.42

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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.