Home / 5,377,968.80-8,066,780.40-1,783,901.60

Finding the Fourth Proportional to 5,377,968.80, 8,066,780.40 and 1,783,901.60

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Solution

The fourth proportional to 5,377,968.80, 8,066,780.40 and 1,783,901.60 is: 2,675,795.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,968.80 : 8,066,780.40 = 1,783,901.60 : x
  2. Step 2: Convert to fraction form
    5,377,968.80/8,066,780.40 = 1,783,901.60/x
  3. Step 3: Cross multiply
    5,377,968.80x = 8,066,780.40 × 1,783,901.60
  4. Step 4: Simplify right side
    5,377,968.80x = 14,390,342,462,408.64
  5. Step 5: Solve for x
    x = 14,390,342,462,408.64/5,377,968.80
  6. Step 6: Final answer
    x = 2,675,795.08

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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.