Home / 2,970,079.77-4,456,993.85-1,264,220.31

Finding the Fourth Proportional to 2,970,079.77, 4,456,993.85 and 1,264,220.31

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Solution

The fourth proportional to 2,970,079.77, 4,456,993.85 and 1,264,220.31 is: 1,897,128.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,079.77 : 4,456,993.85 = 1,264,220.31 : x
  2. Step 2: Convert to fraction form
    2,970,079.77/4,456,993.85 = 1,264,220.31/x
  3. Step 3: Cross multiply
    2,970,079.77x = 4,456,993.85 × 1,264,220.31
  4. Step 4: Simplify right side
    2,970,079.77x = 5,634,622,146,715.09
  5. Step 5: Solve for x
    x = 5,634,622,146,715.09/2,970,079.77
  6. Step 6: Final answer
    x = 1,897,128.22

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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.