Home / 1,143,902.34-1,715,865.66-345,190.91

Finding the Fourth Proportional to 1,143,902.34, 1,715,865.66 and 345,190.91

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Solution

The fourth proportional to 1,143,902.34, 1,715,865.66 and 345,190.91 is: 517,790.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,902.34 : 1,715,865.66 = 345,190.91 : x
  2. Step 2: Convert to fraction form
    1,143,902.34/1,715,865.66 = 345,190.91/x
  3. Step 3: Cross multiply
    1,143,902.34x = 1,715,865.66 × 345,190.91
  4. Step 4: Simplify right side
    1,143,902.34x = 592,301,220,033.82
  5. Step 5: Solve for x
    x = 592,301,220,033.82/1,143,902.34
  6. Step 6: Final answer
    x = 517,790.02

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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.