Home / 3,436,761.62-4,742,598.39-1,908,965.54

Finding the Fourth Proportional to 3,436,761.62, 4,742,598.39 and 1,908,965.54

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Solution

The fourth proportional to 3,436,761.62, 4,742,598.39 and 1,908,965.54 is: 2,634,298.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,761.62 : 4,742,598.39 = 1,908,965.54 : x
  2. Step 2: Convert to fraction form
    3,436,761.62/4,742,598.39 = 1,908,965.54/x
  3. Step 3: Cross multiply
    3,436,761.62x = 4,742,598.39 × 1,908,965.54
  4. Step 4: Simplify right side
    3,436,761.62x = 9,053,456,896,569.48
  5. Step 5: Solve for x
    x = 9,053,456,896,569.48/3,436,761.62
  6. Step 6: Final answer
    x = 2,634,298.77

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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.