Home / 1,521,253-2,099,249.31-832,792.87

Finding the Fourth Proportional to 1,521,253, 2,099,249.31 and 832,792.87

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Solution

The fourth proportional to 1,521,253, 2,099,249.31 and 832,792.87 is: 1,149,210.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,253 : 2,099,249.31 = 832,792.87 : x
  2. Step 2: Convert to fraction form
    1,521,253/2,099,249.31 = 832,792.87/x
  3. Step 3: Cross multiply
    1,521,253x = 2,099,249.31 × 832,792.87
  4. Step 4: Simplify right side
    1,521,253x = 1,748,239,857,720.42
  5. Step 5: Solve for x
    x = 1,748,239,857,720.42/1,521,253
  6. Step 6: Final answer
    x = 1,149,210.46

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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.