Home / 1,623,379.50-2,240,256.42-934,800.12

Finding the Fourth Proportional to 1,623,379.50, 2,240,256.42 and 934,800.12

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Solution

The fourth proportional to 1,623,379.50, 2,240,256.42 and 934,800.12 is: 1,290,019.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,379.50 : 2,240,256.42 = 934,800.12 : x
  2. Step 2: Convert to fraction form
    1,623,379.50/2,240,256.42 = 934,800.12/x
  3. Step 3: Cross multiply
    1,623,379.50x = 2,240,256.42 × 934,800.12
  4. Step 4: Simplify right side
    1,623,379.50x = 2,094,191,970,246.77
  5. Step 5: Solve for x
    x = 2,094,191,970,246.77/1,623,379.50
  6. Step 6: Final answer
    x = 1,290,019.97

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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.