Home / 1,157,285.75-1,600,100.46-1,013,632.65

Finding the Fourth Proportional to 1,157,285.75, 1,600,100.46 and 1,013,632.65

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Solution

The fourth proportional to 1,157,285.75, 1,600,100.46 and 1,013,632.65 is: 1,401,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,285.75 : 1,600,100.46 = 1,013,632.65 : x
  2. Step 2: Convert to fraction form
    1,157,285.75/1,600,100.46 = 1,013,632.65/x
  3. Step 3: Cross multiply
    1,157,285.75x = 1,600,100.46 × 1,013,632.65
  4. Step 4: Simplify right side
    1,157,285.75x = 1,621,914,069,536.02
  5. Step 5: Solve for x
    x = 1,621,914,069,536.02/1,157,285.75
  6. Step 6: Final answer
    x = 1,401,481.07

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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.