Home / 3,159,323.19-4,359,859.83-1,709,021.43

Finding the Fourth Proportional to 3,159,323.19, 4,359,859.83 and 1,709,021.43

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Solution

The fourth proportional to 3,159,323.19, 4,359,859.83 and 1,709,021.43 is: 2,358,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,159,323.19 : 4,359,859.83 = 1,709,021.43 : x
  2. Step 2: Convert to fraction form
    3,159,323.19/4,359,859.83 = 1,709,021.43/x
  3. Step 3: Cross multiply
    3,159,323.19x = 4,359,859.83 × 1,709,021.43
  4. Step 4: Simplify right side
    3,159,323.19x = 7,451,093,881,266.16
  5. Step 5: Solve for x
    x = 7,451,093,881,266.16/3,159,323.19
  6. Step 6: Final answer
    x = 2,358,446.23

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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.