Home / 2,685,657-3,706,206.66-1,478,433

Finding the Fourth Proportional to 2,685,657, 3,706,206.66 and 1,478,433

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Solution

The fourth proportional to 2,685,657, 3,706,206.66 and 1,478,433 is: 2,040,237.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,657 : 3,706,206.66 = 1,478,433 : x
  2. Step 2: Convert to fraction form
    2,685,657/3,706,206.66 = 1,478,433/x
  3. Step 3: Cross multiply
    2,685,657x = 3,706,206.66 × 1,478,433
  4. Step 4: Simplify right side
    2,685,657x = 5,479,378,230,963.78
  5. Step 5: Solve for x
    x = 5,479,378,230,963.78/2,685,657
  6. Step 6: Final answer
    x = 2,040,237.54

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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.