Home / 1,554,108.30-2,144,637.15-865,779.21

Finding the Fourth Proportional to 1,554,108.30, 2,144,637.15 and 865,779.21

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Solution

The fourth proportional to 1,554,108.30, 2,144,637.15 and 865,779.21 is: 1,194,757.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,108.30 : 2,144,637.15 = 865,779.21 : x
  2. Step 2: Convert to fraction form
    1,554,108.30/2,144,637.15 = 865,779.21/x
  3. Step 3: Cross multiply
    1,554,108.30x = 2,144,637.15 × 865,779.21
  4. Step 4: Simplify right side
    1,554,108.30x = 1,856,782,257,463.65
  5. Step 5: Solve for x
    x = 1,856,782,257,463.65/1,554,108.30
  6. Step 6: Final answer
    x = 1,194,757.31

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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.