Home / 1,600,688.76-2,401,037.20-654,059.48

Finding the Fourth Proportional to 1,600,688.76, 2,401,037.20 and 654,059.48

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Solution

The fourth proportional to 1,600,688.76, 2,401,037.20 and 654,059.48 is: 981,090.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,688.76 : 2,401,037.20 = 654,059.48 : x
  2. Step 2: Convert to fraction form
    1,600,688.76/2,401,037.20 = 654,059.48/x
  3. Step 3: Cross multiply
    1,600,688.76x = 2,401,037.20 × 654,059.48
  4. Step 4: Simplify right side
    1,600,688.76x = 1,570,421,131,305.04
  5. Step 5: Solve for x
    x = 1,570,421,131,305.04/1,600,688.76
  6. Step 6: Final answer
    x = 981,090.87

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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.