Home / 2,110,439.07-2,912,401.17-1,143,595.53

Finding the Fourth Proportional to 2,110,439.07, 2,912,401.17 and 1,143,595.53

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Solution

The fourth proportional to 2,110,439.07, 2,912,401.17 and 1,143,595.53 is: 1,578,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,439.07 : 2,912,401.17 = 1,143,595.53 : x
  2. Step 2: Convert to fraction form
    2,110,439.07/2,912,401.17 = 1,143,595.53/x
  3. Step 3: Cross multiply
    2,110,439.07x = 2,912,401.17 × 1,143,595.53
  4. Step 4: Simplify right side
    2,110,439.07x = 3,330,608,959,578.77
  5. Step 5: Solve for x
    x = 3,330,608,959,578.77/2,110,439.07
  6. Step 6: Final answer
    x = 1,578,159.26

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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.