Home / 5,377,966.80-8,066,777.40-1,783,899.60

Finding the Fourth Proportional to 5,377,966.80, 8,066,777.40 and 1,783,899.60

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Solution

The fourth proportional to 5,377,966.80, 8,066,777.40 and 1,783,899.60 is: 2,675,792.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,966.80 : 8,066,777.40 = 1,783,899.60 : x
  2. Step 2: Convert to fraction form
    5,377,966.80/8,066,777.40 = 1,783,899.60/x
  3. Step 3: Cross multiply
    5,377,966.80x = 8,066,777.40 × 1,783,899.60
  4. Step 4: Simplify right side
    5,377,966.80x = 14,390,320,977,149.04
  5. Step 5: Solve for x
    x = 14,390,320,977,149.04/5,377,966.80
  6. Step 6: Final answer
    x = 2,675,792.08

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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.