Home / 1,023,699.96-1,413,159-661,300.56

Finding the Fourth Proportional to 1,023,699.96, 1,413,159 and 661,300.56

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Solution

The fourth proportional to 1,023,699.96, 1,413,159 and 661,300.56 is: 912,887.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,699.96 : 1,413,159 = 661,300.56 : x
  2. Step 2: Convert to fraction form
    1,023,699.96/1,413,159 = 661,300.56/x
  3. Step 3: Cross multiply
    1,023,699.96x = 1,413,159 × 661,300.56
  4. Step 4: Simplify right side
    1,023,699.96x = 934,522,838,069.04
  5. Step 5: Solve for x
    x = 934,522,838,069.04/1,023,699.96
  6. Step 6: Final answer
    x = 912,887.44

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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.