Home / 1,377,208.25-2,065,931.45-379,936.25

Finding the Fourth Proportional to 1,377,208.25, 2,065,931.45 and 379,936.25

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Solution

The fourth proportional to 1,377,208.25, 2,065,931.45 and 379,936.25 is: 569,937.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,208.25 : 2,065,931.45 = 379,936.25 : x
  2. Step 2: Convert to fraction form
    1,377,208.25/2,065,931.45 = 379,936.25/x
  3. Step 3: Cross multiply
    1,377,208.25x = 2,065,931.45 × 379,936.25
  4. Step 4: Simplify right side
    1,377,208.25x = 784,922,247,870.06
  5. Step 5: Solve for x
    x = 784,922,247,870.06/1,377,208.25
  6. Step 6: Final answer
    x = 569,937.22

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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.