Home / 1,023,700.96-1,413,160.38-661,301.56

Finding the Fourth Proportional to 1,023,700.96, 1,413,160.38 and 661,301.56

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Solution

The fourth proportional to 1,023,700.96, 1,413,160.38 and 661,301.56 is: 912,888.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,700.96 : 1,413,160.38 = 661,301.56 : x
  2. Step 2: Convert to fraction form
    1,023,700.96/1,413,160.38 = 661,301.56/x
  3. Step 3: Cross multiply
    1,023,700.96x = 1,413,160.38 × 661,301.56
  4. Step 4: Simplify right side
    1,023,700.96x = 934,525,163,824.19
  5. Step 5: Solve for x
    x = 934,525,163,824.19/1,023,700.96
  6. Step 6: Final answer
    x = 912,888.82

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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.