Home / 1,376,017.32-1,898,951.88-764,180.27

Finding the Fourth Proportional to 1,376,017.32, 1,898,951.88 and 764,180.27

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Solution

The fourth proportional to 1,376,017.32, 1,898,951.88 and 764,180.27 is: 1,054,595.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,017.32 : 1,898,951.88 = 764,180.27 : x
  2. Step 2: Convert to fraction form
    1,376,017.32/1,898,951.88 = 764,180.27/x
  3. Step 3: Cross multiply
    1,376,017.32x = 1,898,951.88 × 764,180.27
  4. Step 4: Simplify right side
    1,376,017.32x = 1,451,141,550,880.65
  5. Step 5: Solve for x
    x = 1,451,141,550,880.65/1,376,017.32
  6. Step 6: Final answer
    x = 1,054,595.41

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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.