Home / 2,749,766.90-4,123,051.68-1,839,988.94

Finding the Fourth Proportional to 2,749,766.90, 4,123,051.68 and 1,839,988.94

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Solution

The fourth proportional to 2,749,766.90, 4,123,051.68 and 1,839,988.94 is: 2,758,913.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749,766.90 : 4,123,051.68 = 1,839,988.94 : x
  2. Step 2: Convert to fraction form
    2,749,766.90/4,123,051.68 = 1,839,988.94/x
  3. Step 3: Cross multiply
    2,749,766.90x = 4,123,051.68 × 1,839,988.94
  4. Step 4: Simplify right side
    2,749,766.90x = 7,586,369,490,248.42
  5. Step 5: Solve for x
    x = 7,586,369,490,248.42/2,749,766.90
  6. Step 6: Final answer
    x = 2,758,913.67

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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.