Home / 2,913,238.32-4,017,989.88-1,894,968.24

Finding the Fourth Proportional to 2,913,238.32, 4,017,989.88 and 1,894,968.24

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Solution

The fourth proportional to 2,913,238.32, 4,017,989.88 and 1,894,968.24 is: 2,613,573.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913,238.32 : 4,017,989.88 = 1,894,968.24 : x
  2. Step 2: Convert to fraction form
    2,913,238.32/4,017,989.88 = 1,894,968.24/x
  3. Step 3: Cross multiply
    2,913,238.32x = 4,017,989.88 × 1,894,968.24
  4. Step 4: Simplify right side
    2,913,238.32x = 7,613,963,211,241.41
  5. Step 5: Solve for x
    x = 7,613,963,211,241.41/2,913,238.32
  6. Step 6: Final answer
    x = 2,613,573.75

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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.