Home / 3,745,065.42-5,168,188.53-2,113,814.93

Finding the Fourth Proportional to 3,745,065.42, 5,168,188.53 and 2,113,814.93

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Solution

The fourth proportional to 3,745,065.42, 5,168,188.53 and 2,113,814.93 is: 2,917,063.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745,065.42 : 5,168,188.53 = 2,113,814.93 : x
  2. Step 2: Convert to fraction form
    3,745,065.42/5,168,188.53 = 2,113,814.93/x
  3. Step 3: Cross multiply
    3,745,065.42x = 5,168,188.53 × 2,113,814.93
  4. Step 4: Simplify right side
    3,745,065.42x = 10,924,594,049,927.81
  5. Step 5: Solve for x
    x = 10,924,594,049,927.81/3,745,065.42
  6. Step 6: Final answer
    x = 2,917,063.61

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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.