Home / 5,626,674.73-8,439,128.43-1,787,991.76

Finding the Fourth Proportional to 5,626,674.73, 8,439,128.43 and 1,787,991.76

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Solution

The fourth proportional to 5,626,674.73, 8,439,128.43 and 1,787,991.76 is: 2,681,706.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,626,674.73 : 8,439,128.43 = 1,787,991.76 : x
  2. Step 2: Convert to fraction form
    5,626,674.73/8,439,128.43 = 1,787,991.76/x
  3. Step 3: Cross multiply
    5,626,674.73x = 8,439,128.43 × 1,787,991.76
  4. Step 4: Simplify right side
    5,626,674.73x = 15,089,092,094,421.74
  5. Step 5: Solve for x
    x = 15,089,092,094,421.74/5,626,674.73
  6. Step 6: Final answer
    x = 2,681,706.84

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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.