Home / 1,507,024.92-2,079,742.14-827,975.64

Finding the Fourth Proportional to 1,507,024.92, 2,079,742.14 and 827,975.64

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Solution

The fourth proportional to 1,507,024.92, 2,079,742.14 and 827,975.64 is: 1,142,632.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,024.92 : 2,079,742.14 = 827,975.64 : x
  2. Step 2: Convert to fraction form
    1,507,024.92/2,079,742.14 = 827,975.64/x
  3. Step 3: Cross multiply
    1,507,024.92x = 2,079,742.14 × 827,975.64
  4. Step 4: Simplify right side
    1,507,024.92x = 1,721,975,829,401.47
  5. Step 5: Solve for x
    x = 1,721,975,829,401.47/1,507,024.92
  6. Step 6: Final answer
    x = 1,142,632.62

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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.