Home / 1,286,997.93-1,776,023.31-706,219.29

Finding the Fourth Proportional to 1,286,997.93, 1,776,023.31 and 706,219.29

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Solution

The fourth proportional to 1,286,997.93, 1,776,023.31 and 706,219.29 is: 974,564.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,286,997.93 : 1,776,023.31 = 706,219.29 : x
  2. Step 2: Convert to fraction form
    1,286,997.93/1,776,023.31 = 706,219.29/x
  3. Step 3: Cross multiply
    1,286,997.93x = 1,776,023.31 × 706,219.29
  4. Step 4: Simplify right side
    1,286,997.93x = 1,254,261,921,011.65
  5. Step 5: Solve for x
    x = 1,254,261,921,011.65/1,286,997.93
  6. Step 6: Final answer
    x = 974,564.05

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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.