Home / 2,808,301-3,873,880.74-1,721,099.56

Finding the Fourth Proportional to 2,808,301, 3,873,880.74 and 1,721,099.56

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Solution

The fourth proportional to 2,808,301, 3,873,880.74 and 1,721,099.56 is: 2,374,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,301 : 3,873,880.74 = 1,721,099.56 : x
  2. Step 2: Convert to fraction form
    2,808,301/3,873,880.74 = 1,721,099.56/x
  3. Step 3: Cross multiply
    2,808,301x = 3,873,880.74 × 1,721,099.56
  4. Step 4: Simplify right side
    2,808,301x = 6,667,334,437,106.48
  5. Step 5: Solve for x
    x = 6,667,334,437,106.48/2,808,301
  6. Step 6: Final answer
    x = 2,374,152.36

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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.