Home / 1,370,846.91-1,891,827.84-758,999.65

Finding the Fourth Proportional to 1,370,846.91, 1,891,827.84 and 758,999.65

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Solution

The fourth proportional to 1,370,846.91, 1,891,827.84 and 758,999.65 is: 1,047,452.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,370,846.91 : 1,891,827.84 = 758,999.65 : x
  2. Step 2: Convert to fraction form
    1,370,846.91/1,891,827.84 = 758,999.65/x
  3. Step 3: Cross multiply
    1,370,846.91x = 1,891,827.84 × 758,999.65
  4. Step 4: Simplify right side
    1,370,846.91x = 1,435,896,668,420.26
  5. Step 5: Solve for x
    x = 1,435,896,668,420.26/1,370,846.91
  6. Step 6: Final answer
    x = 1,047,452.24

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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.