Home / 1,240,226.48-1,859,999.40-341,457.20

Finding the Fourth Proportional to 1,240,226.48, 1,859,999.40 and 341,457.20

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Solution

The fourth proportional to 1,240,226.48, 1,859,999.40 and 341,457.20 is: 512,092.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,226.48 : 1,859,999.40 = 341,457.20 : x
  2. Step 2: Convert to fraction form
    1,240,226.48/1,859,999.40 = 341,457.20/x
  3. Step 3: Cross multiply
    1,240,226.48x = 1,859,999.40 × 341,457.20
  4. Step 4: Simplify right side
    1,240,226.48x = 635,110,187,125.68
  5. Step 5: Solve for x
    x = 635,110,187,125.68/1,240,226.48
  6. Step 6: Final answer
    x = 512,092.10

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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.