Home / 3,814,785.42-5,721,036.78-1,255,527.96

Finding the Fourth Proportional to 3,814,785.42, 5,721,036.78 and 1,255,527.96

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Solution

The fourth proportional to 3,814,785.42, 5,721,036.78 and 1,255,527.96 is: 1,882,916.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814,785.42 : 5,721,036.78 = 1,255,527.96 : x
  2. Step 2: Convert to fraction form
    3,814,785.42/5,721,036.78 = 1,255,527.96/x
  3. Step 3: Cross multiply
    3,814,785.42x = 5,721,036.78 × 1,255,527.96
  4. Step 4: Simplify right side
    3,814,785.42x = 7,182,921,637,478.37
  5. Step 5: Solve for x
    x = 7,182,921,637,478.37/3,814,785.42
  6. Step 6: Final answer
    x = 1,882,916.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.