Home / 1,015,144.36-1,400,899.20-607,263.39

Finding the Fourth Proportional to 1,015,144.36, 1,400,899.20 and 607,263.39

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Solution

The fourth proportional to 1,015,144.36, 1,400,899.20 and 607,263.39 is: 838,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,144.36 : 1,400,899.20 = 607,263.39 : x
  2. Step 2: Convert to fraction form
    1,015,144.36/1,400,899.20 = 607,263.39/x
  3. Step 3: Cross multiply
    1,015,144.36x = 1,400,899.20 × 607,263.39
  4. Step 4: Simplify right side
    1,015,144.36x = 850,714,797,240.29
  5. Step 5: Solve for x
    x = 850,714,797,240.29/1,015,144.36
  6. Step 6: Final answer
    x = 838,023.47

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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.