Home / 1,000,442.67-1,380,611.61-541,555.80

Finding the Fourth Proportional to 1,000,442.67, 1,380,611.61 and 541,555.80

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Solution

The fourth proportional to 1,000,442.67, 1,380,611.61 and 541,555.80 is: 747,347.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,442.67 : 1,380,611.61 = 541,555.80 : x
  2. Step 2: Convert to fraction form
    1,000,442.67/1,380,611.61 = 541,555.80/x
  3. Step 3: Cross multiply
    1,000,442.67x = 1,380,611.61 × 541,555.80
  4. Step 4: Simplify right side
    1,000,442.67x = 747,678,224,942.84
  5. Step 5: Solve for x
    x = 747,678,224,942.84/1,000,442.67
  6. Step 6: Final answer
    x = 747,347.40

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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.