Home / 1,600,069.81-2,400,107.07-653,440.57

Finding the Fourth Proportional to 1,600,069.81, 2,400,107.07 and 653,440.57

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Solution

The fourth proportional to 1,600,069.81, 2,400,107.07 and 653,440.57 is: 980,161.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,069.81 : 2,400,107.07 = 653,440.57 : x
  2. Step 2: Convert to fraction form
    1,600,069.81/2,400,107.07 = 653,440.57/x
  3. Step 3: Cross multiply
    1,600,069.81x = 2,400,107.07 × 653,440.57
  4. Step 4: Simplify right side
    1,600,069.81x = 1,568,327,331,881.83
  5. Step 5: Solve for x
    x = 1,568,327,331,881.83/1,600,069.81
  6. Step 6: Final answer
    x = 980,161.82

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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.