Home / 1,942,415.95-2,680,551.34-1,071,284.34

Finding the Fourth Proportional to 1,942,415.95, 2,680,551.34 and 1,071,284.34

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Solution

The fourth proportional to 1,942,415.95, 2,680,551.34 and 1,071,284.34 is: 1,478,381.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,415.95 : 2,680,551.34 = 1,071,284.34 : x
  2. Step 2: Convert to fraction form
    1,942,415.95/2,680,551.34 = 1,071,284.34/x
  3. Step 3: Cross multiply
    1,942,415.95x = 2,680,551.34 × 1,071,284.34
  4. Step 4: Simplify right side
    1,942,415.95x = 2,871,632,660,377.74
  5. Step 5: Solve for x
    x = 2,871,632,660,377.74/1,942,415.95
  6. Step 6: Final answer
    x = 1,478,381.94

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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.