Home / 2,136,523.74-2,947,597.75-1,401,883.55

Finding the Fourth Proportional to 2,136,523.74, 2,947,597.75 and 1,401,883.55

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Solution

The fourth proportional to 2,136,523.74, 2,947,597.75 and 1,401,883.55 is: 1,934,071.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,136,523.74 : 2,947,597.75 = 1,401,883.55 : x
  2. Step 2: Convert to fraction form
    2,136,523.74/2,947,597.75 = 1,401,883.55/x
  3. Step 3: Cross multiply
    2,136,523.74x = 2,947,597.75 × 1,401,883.55
  4. Step 4: Simplify right side
    2,136,523.74x = 4,132,188,804,504.51
  5. Step 5: Solve for x
    x = 4,132,188,804,504.51/2,136,523.74
  6. Step 6: Final answer
    x = 1,934,071.10

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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.