Home / 1,343,999.84-2,016,393.48-397,395.20

Finding the Fourth Proportional to 1,343,999.84, 2,016,393.48 and 397,395.20

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Solution

The fourth proportional to 1,343,999.84, 2,016,393.48 and 397,395.20 is: 596,209.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,999.84 : 2,016,393.48 = 397,395.20 : x
  2. Step 2: Convert to fraction form
    1,343,999.84/2,016,393.48 = 397,395.20/x
  3. Step 3: Cross multiply
    1,343,999.84x = 2,016,393.48 × 397,395.20
  4. Step 4: Simplify right side
    1,343,999.84x = 801,305,090,263.30
  5. Step 5: Solve for x
    x = 801,305,090,263.30/1,343,999.84
  6. Step 6: Final answer
    x = 596,209.22

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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.