Home / 3,436,331.73-4,742,148.84-1,908,438.84

Finding the Fourth Proportional to 3,436,331.73, 4,742,148.84 and 1,908,438.84

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Solution

The fourth proportional to 3,436,331.73, 4,742,148.84 and 1,908,438.84 is: 2,633,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,331.73 : 4,742,148.84 = 1,908,438.84 : x
  2. Step 2: Convert to fraction form
    3,436,331.73/4,742,148.84 = 1,908,438.84/x
  3. Step 3: Cross multiply
    3,436,331.73x = 4,742,148.84 × 1,908,438.84
  4. Step 4: Simplify right side
    3,436,331.73x = 9,050,101,031,316.95
  5. Step 5: Solve for x
    x = 9,050,101,031,316.95/3,436,331.73
  6. Step 6: Final answer
    x = 2,633,651.74

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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.