Home / 3,436,475.48-4,742,202.66-1,908,679.40

Finding the Fourth Proportional to 3,436,475.48, 4,742,202.66 and 1,908,679.40

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Solution

The fourth proportional to 3,436,475.48, 4,742,202.66 and 1,908,679.40 is: 2,633,903.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,475.48 : 4,742,202.66 = 1,908,679.40 : x
  2. Step 2: Convert to fraction form
    3,436,475.48/4,742,202.66 = 1,908,679.40/x
  3. Step 3: Cross multiply
    3,436,475.48x = 4,742,202.66 × 1,908,679.40
  4. Step 4: Simplify right side
    3,436,475.48x = 9,051,344,527,767.20
  5. Step 5: Solve for x
    x = 9,051,344,527,767.20/3,436,475.48
  6. Step 6: Final answer
    x = 2,633,903.42

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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.