Home / 3,905,281.68-5,859,464.42-1,209,817.14

Finding the Fourth Proportional to 3,905,281.68, 5,859,464.42 and 1,209,817.14

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Solution

The fourth proportional to 3,905,281.68, 5,859,464.42 and 1,209,817.14 is: 1,815,203.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,281.68 : 5,859,464.42 = 1,209,817.14 : x
  2. Step 2: Convert to fraction form
    3,905,281.68/5,859,464.42 = 1,209,817.14/x
  3. Step 3: Cross multiply
    3,905,281.68x = 5,859,464.42 × 1,209,817.14
  4. Step 4: Simplify right side
    3,905,281.68x = 7,088,880,486,536.16
  5. Step 5: Solve for x
    x = 7,088,880,486,536.16/3,905,281.68
  6. Step 6: Final answer
    x = 1,815,203.38

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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.