Home / 1,370,859.95-1,891,845.83-759,012.68

Finding the Fourth Proportional to 1,370,859.95, 1,891,845.83 and 759,012.68

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Solution

The fourth proportional to 1,370,859.95, 1,891,845.83 and 759,012.68 is: 1,047,470.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,859.95 : 1,891,845.83 = 759,012.68 : x
  2. Step 2: Convert to fraction form
    1,370,859.95/1,891,845.83 = 759,012.68/x
  3. Step 3: Cross multiply
    1,370,859.95x = 1,891,845.83 × 759,012.68
  4. Step 4: Simplify right side
    1,370,859.95x = 1,435,934,980,202.27
  5. Step 5: Solve for x
    x = 1,435,934,980,202.27/1,370,859.95
  6. Step 6: Final answer
    x = 1,047,470.22

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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.