Home / 874,603.32-1,312,010.09-826,773.63

Finding the Fourth Proportional to 874,603.32, 1,312,010.09 and 826,773.63

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Solution

The fourth proportional to 874,603.32, 1,312,010.09 and 826,773.63 is: 1,240,259.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,603.32 : 1,312,010.09 = 826,773.63 : x
  2. Step 2: Convert to fraction form
    874,603.32/1,312,010.09 = 826,773.63/x
  3. Step 3: Cross multiply
    874,603.32x = 1,312,010.09 × 826,773.63
  4. Step 4: Simplify right side
    874,603.32x = 1,084,735,344,705.93
  5. Step 5: Solve for x
    x = 1,084,735,344,705.93/874,603.32
  6. Step 6: Final answer
    x = 1,240,259.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.