Home / 1,071,442.86-1,478,493.35-635,785.01

Finding the Fourth Proportional to 1,071,442.86, 1,478,493.35 and 635,785.01

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Solution

The fourth proportional to 1,071,442.86, 1,478,493.35 and 635,785.01 is: 877,325.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,442.86 : 1,478,493.35 = 635,785.01 : x
  2. Step 2: Convert to fraction form
    1,071,442.86/1,478,493.35 = 635,785.01/x
  3. Step 3: Cross multiply
    1,071,442.86x = 1,478,493.35 × 635,785.01
  4. Step 4: Simplify right side
    1,071,442.86x = 940,003,906,671.84
  5. Step 5: Solve for x
    x = 940,003,906,671.84/1,071,442.86
  6. Step 6: Final answer
    x = 877,325.28

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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.