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Finding the Fourth Proportional to 6,044,938.80, 9,065,291.40 and 1,783,978.80

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Solution

The fourth proportional to 6,044,938.80, 9,065,291.40 and 1,783,978.80 is: 2,675,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,044,938.80 : 9,065,291.40 = 1,783,978.80 : x
  2. Step 2: Convert to fraction form
    6,044,938.80/9,065,291.40 = 1,783,978.80/x
  3. Step 3: Cross multiply
    6,044,938.80x = 9,065,291.40 × 1,783,978.80
  4. Step 4: Simplify right side
    6,044,938.80x = 16,172,287,673,422.32
  5. Step 5: Solve for x
    x = 16,172,287,673,422.32/6,044,938.80
  6. Step 6: Final answer
    x = 2,675,343.49

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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.