Home / 2,635,410.36-3,636,865.98-1,428,186.36

Finding the Fourth Proportional to 2,635,410.36, 3,636,865.98 and 1,428,186.36

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Solution

The fourth proportional to 2,635,410.36, 3,636,865.98 and 1,428,186.36 is: 1,970,897.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635,410.36 : 3,636,865.98 = 1,428,186.36 : x
  2. Step 2: Convert to fraction form
    2,635,410.36/3,636,865.98 = 1,428,186.36/x
  3. Step 3: Cross multiply
    2,635,410.36x = 3,636,865.98 × 1,428,186.36
  4. Step 4: Simplify right side
    2,635,410.36x = 5,194,122,385,784.03
  5. Step 5: Solve for x
    x = 5,194,122,385,784.03/2,635,410.36
  6. Step 6: Final answer
    x = 1,970,897.01

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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.