Home / 1,868,119.50-2,578,007.79-1,063,303.50

Finding the Fourth Proportional to 1,868,119.50, 2,578,007.79 and 1,063,303.50

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Solution

The fourth proportional to 1,868,119.50, 2,578,007.79 and 1,063,303.50 is: 1,467,360.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,119.50 : 2,578,007.79 = 1,063,303.50 : x
  2. Step 2: Convert to fraction form
    1,868,119.50/2,578,007.79 = 1,063,303.50/x
  3. Step 3: Cross multiply
    1,868,119.50x = 2,578,007.79 × 1,063,303.50
  4. Step 4: Simplify right side
    1,868,119.50x = 2,741,204,706,134.27
  5. Step 5: Solve for x
    x = 2,741,204,706,134.27/1,868,119.50
  6. Step 6: Final answer
    x = 1,467,360.47

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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.