Home / 1,977,654.96-2,963,429.12-1,335,441.76

Finding the Fourth Proportional to 1,977,654.96, 2,963,429.12 and 1,335,441.76

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Solution

The fourth proportional to 1,977,654.96, 2,963,429.12 and 1,335,441.76 is: 2,001,100.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,654.96 : 2,963,429.12 = 1,335,441.76 : x
  2. Step 2: Convert to fraction form
    1,977,654.96/2,963,429.12 = 1,335,441.76/x
  3. Step 3: Cross multiply
    1,977,654.96x = 2,963,429.12 × 1,335,441.76
  4. Step 4: Simplify right side
    1,977,654.96x = 3,957,486,999,648.05
  5. Step 5: Solve for x
    x = 3,957,486,999,648.05/1,977,654.96
  6. Step 6: Final answer
    x = 2,001,100.84

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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.