Home / 1,185,259.14-1,635,136.35-694,978.38

Finding the Fourth Proportional to 1,185,259.14, 1,635,136.35 and 694,978.38

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Solution

The fourth proportional to 1,185,259.14, 1,635,136.35 and 694,978.38 is: 958,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,259.14 : 1,635,136.35 = 694,978.38 : x
  2. Step 2: Convert to fraction form
    1,185,259.14/1,635,136.35 = 694,978.38/x
  3. Step 3: Cross multiply
    1,185,259.14x = 1,635,136.35 × 694,978.38
  4. Step 4: Simplify right side
    1,185,259.14x = 1,136,384,411,602.11
  5. Step 5: Solve for x
    x = 1,136,384,411,602.11/1,185,259.14
  6. Step 6: Final answer
    x = 958,764.52

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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.