Home / 797,657.10-1,101,172.77-615,961.14

Finding the Fourth Proportional to 797,657.10, 1,101,172.77 and 615,961.14

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Solution

The fourth proportional to 797,657.10, 1,101,172.77 and 615,961.14 is: 850,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,657.10 : 1,101,172.77 = 615,961.14 : x
  2. Step 2: Convert to fraction form
    797,657.10/1,101,172.77 = 615,961.14/x
  3. Step 3: Cross multiply
    797,657.10x = 1,101,172.77 × 615,961.14
  4. Step 4: Simplify right side
    797,657.10x = 678,279,634,746.16
  5. Step 5: Solve for x
    x = 678,279,634,746.16/797,657.10
  6. Step 6: Final answer
    x = 850,339.87

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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.