Home / 2,108,999.13-3,164,038.15-613,091.13

Finding the Fourth Proportional to 2,108,999.13, 3,164,038.15 and 613,091.13

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Solution

The fourth proportional to 2,108,999.13, 3,164,038.15 and 613,091.13 is: 919,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,108,999.13 : 3,164,038.15 = 613,091.13 : x
  2. Step 2: Convert to fraction form
    2,108,999.13/3,164,038.15 = 613,091.13/x
  3. Step 3: Cross multiply
    2,108,999.13x = 3,164,038.15 × 613,091.13
  4. Step 4: Simplify right side
    2,108,999.13x = 1,939,843,724,746.61
  5. Step 5: Solve for x
    x = 1,939,843,724,746.61/2,108,999.13
  6. Step 6: Final answer
    x = 919,793.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.