Home / 1,274,906.07-1,911,913.47-376,109.28

Finding the Fourth Proportional to 1,274,906.07, 1,911,913.47 and 376,109.28

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Solution

The fourth proportional to 1,274,906.07, 1,911,913.47 and 376,109.28 is: 564,032.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,906.07 : 1,911,913.47 = 376,109.28 : x
  2. Step 2: Convert to fraction form
    1,274,906.07/1,911,913.47 = 376,109.28/x
  3. Step 3: Cross multiply
    1,274,906.07x = 1,911,913.47 × 376,109.28
  4. Step 4: Simplify right side
    1,274,906.07x = 719,088,398,624.00
  5. Step 5: Solve for x
    x = 719,088,398,624.00/1,274,906.07
  6. Step 6: Final answer
    x = 564,032.45

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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.