Home / 1,142,646.23-1,714,193.37-422,993.46

Finding the Fourth Proportional to 1,142,646.23, 1,714,193.37 and 422,993.46

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Solution

The fourth proportional to 1,142,646.23, 1,714,193.37 and 422,993.46 is: 634,573.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,646.23 : 1,714,193.37 = 422,993.46 : x
  2. Step 2: Convert to fraction form
    1,142,646.23/1,714,193.37 = 422,993.46/x
  3. Step 3: Cross multiply
    1,142,646.23x = 1,714,193.37 × 422,993.46
  4. Step 4: Simplify right side
    1,142,646.23x = 725,092,584,685.36
  5. Step 5: Solve for x
    x = 725,092,584,685.36/1,142,646.23
  6. Step 6: Final answer
    x = 634,573.12

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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.