Home / 1,097,136.48-1,644,455.52-686,997.48

Finding the Fourth Proportional to 1,097,136.48, 1,644,455.52 and 686,997.48

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Solution

The fourth proportional to 1,097,136.48, 1,644,455.52 and 686,997.48 is: 1,029,714.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,136.48 : 1,644,455.52 = 686,997.48 : x
  2. Step 2: Convert to fraction form
    1,097,136.48/1,644,455.52 = 686,997.48/x
  3. Step 3: Cross multiply
    1,097,136.48x = 1,644,455.52 × 686,997.48
  4. Step 4: Simplify right side
    1,097,136.48x = 1,129,736,798,212.09
  5. Step 5: Solve for x
    x = 1,129,736,798,212.09/1,097,136.48
  6. Step 6: Final answer
    x = 1,029,714.00

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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.