Home / 2,109,997.24-2,911,792.08-1,143,151.66

Finding the Fourth Proportional to 2,109,997.24, 2,911,792.08 and 1,143,151.66

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Solution

The fourth proportional to 2,109,997.24, 2,911,792.08 and 1,143,151.66 is: 1,577,547.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,997.24 : 2,911,792.08 = 1,143,151.66 : x
  2. Step 2: Convert to fraction form
    2,109,997.24/2,911,792.08 = 1,143,151.66/x
  3. Step 3: Cross multiply
    2,109,997.24x = 2,911,792.08 × 1,143,151.66
  4. Step 4: Simplify right side
    2,109,997.24x = 3,328,619,949,826.85
  5. Step 5: Solve for x
    x = 3,328,619,949,826.85/2,109,997.24
  6. Step 6: Final answer
    x = 1,577,547.06

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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.