Home / 1,151,012.43-1,588,417.02-634,825.62

Finding the Fourth Proportional to 1,151,012.43, 1,588,417.02 and 634,825.62

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Solution

The fourth proportional to 1,151,012.43, 1,588,417.02 and 634,825.62 is: 876,070.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,012.43 : 1,588,417.02 = 634,825.62 : x
  2. Step 2: Convert to fraction form
    1,151,012.43/1,588,417.02 = 634,825.62/x
  3. Step 3: Cross multiply
    1,151,012.43x = 1,588,417.02 × 634,825.62
  4. Step 4: Simplify right side
    1,151,012.43x = 1,008,367,819,540.05
  5. Step 5: Solve for x
    x = 1,008,367,819,540.05/1,151,012.43
  6. Step 6: Final answer
    x = 876,070.31

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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.