Home / 821,095.15-1,133,644.48-734,904.88

Finding the Fourth Proportional to 821,095.15, 1,133,644.48 and 734,904.88

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Solution

The fourth proportional to 821,095.15, 1,133,644.48 and 734,904.88 is: 1,014,645.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,095.15 : 1,133,644.48 = 734,904.88 : x
  2. Step 2: Convert to fraction form
    821,095.15/1,133,644.48 = 734,904.88/x
  3. Step 3: Cross multiply
    821,095.15x = 1,133,644.48 × 734,904.88
  4. Step 4: Simplify right side
    821,095.15x = 833,120,854,868.84
  5. Step 5: Solve for x
    x = 833,120,854,868.84/821,095.15
  6. Step 6: Final answer
    x = 1,014,645.93

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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.