Home / 3,470,123.76-4,788,770.04-1,942,230.84

Finding the Fourth Proportional to 3,470,123.76, 4,788,770.04 and 1,942,230.84

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Solution

The fourth proportional to 3,470,123.76, 4,788,770.04 and 1,942,230.84 is: 2,680,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,470,123.76 : 4,788,770.04 = 1,942,230.84 : x
  2. Step 2: Convert to fraction form
    3,470,123.76/4,788,770.04 = 1,942,230.84/x
  3. Step 3: Cross multiply
    3,470,123.76x = 4,788,770.04 × 1,942,230.84
  4. Step 4: Simplify right side
    3,470,123.76x = 9,300,896,857,356.03
  5. Step 5: Solve for x
    x = 9,300,896,857,356.03/3,470,123.76
  6. Step 6: Final answer
    x = 2,680,278.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.