Home / 1,903,488.26-2,627,401.91-1,224,424.76

Finding the Fourth Proportional to 1,903,488.26, 2,627,401.91 and 1,224,424.76

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Solution

The fourth proportional to 1,903,488.26, 2,627,401.91 and 1,224,424.76 is: 1,690,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,488.26 : 2,627,401.91 = 1,224,424.76 : x
  2. Step 2: Convert to fraction form
    1,903,488.26/2,627,401.91 = 1,224,424.76/x
  3. Step 3: Cross multiply
    1,903,488.26x = 2,627,401.91 × 1,224,424.76
  4. Step 4: Simplify right side
    1,903,488.26x = 3,217,055,933,816.16
  5. Step 5: Solve for x
    x = 3,217,055,933,816.16/1,903,488.26
  6. Step 6: Final answer
    x = 1,690,084.47

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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.