Home / 3,118,438.50-4,677,657.96-754,534.50

Finding the Fourth Proportional to 3,118,438.50, 4,677,657.96 and 754,534.50

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Solution

The fourth proportional to 3,118,438.50, 4,677,657.96 and 754,534.50 is: 1,131,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,438.50 : 4,677,657.96 = 754,534.50 : x
  2. Step 2: Convert to fraction form
    3,118,438.50/4,677,657.96 = 754,534.50/x
  3. Step 3: Cross multiply
    3,118,438.50x = 4,677,657.96 × 754,534.50
  4. Step 4: Simplify right side
    3,118,438.50x = 3,529,454,310,019.62
  5. Step 5: Solve for x
    x = 3,529,454,310,019.62/3,118,438.50
  6. Step 6: Final answer
    x = 1,131,801.80

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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.