Home / 1,521,090.29-2,099,105.23-832,806.77

Finding the Fourth Proportional to 1,521,090.29, 2,099,105.23 and 832,806.77

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Solution

The fourth proportional to 1,521,090.29, 2,099,105.23 and 832,806.77 is: 1,149,273.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,090.29 : 2,099,105.23 = 832,806.77 : x
  2. Step 2: Convert to fraction form
    1,521,090.29/2,099,105.23 = 832,806.77/x
  3. Step 3: Cross multiply
    1,521,090.29x = 2,099,105.23 × 832,806.77
  4. Step 4: Simplify right side
    1,521,090.29x = 1,748,149,035,470.38
  5. Step 5: Solve for x
    x = 1,748,149,035,470.38/1,521,090.29
  6. Step 6: Final answer
    x = 1,149,273.68

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1.5x scale

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.