Home / 5,393,140.70-8,089,711.05-1,554,955.70

Finding the Fourth Proportional to 5,393,140.70, 8,089,711.05 and 1,554,955.70

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Solution

The fourth proportional to 5,393,140.70, 8,089,711.05 and 1,554,955.70 is: 2,332,433.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,140.70 : 8,089,711.05 = 1,554,955.70 : x
  2. Step 2: Convert to fraction form
    5,393,140.70/8,089,711.05 = 1,554,955.70/x
  3. Step 3: Cross multiply
    5,393,140.70x = 8,089,711.05 × 1,554,955.70
  4. Step 4: Simplify right side
    5,393,140.70x = 12,579,142,308,550.48
  5. Step 5: Solve for x
    x = 12,579,142,308,550.48/5,393,140.70
  6. Step 6: Final answer
    x = 2,332,433.55

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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.