Home / 2,237,602.82-3,356,437.02-640,168.80

Finding the Fourth Proportional to 2,237,602.82, 3,356,437.02 and 640,168.80

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Solution

The fourth proportional to 2,237,602.82, 3,356,437.02 and 640,168.80 is: 960,262.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237,602.82 : 3,356,437.02 = 640,168.80 : x
  2. Step 2: Convert to fraction form
    2,237,602.82/3,356,437.02 = 640,168.80/x
  3. Step 3: Cross multiply
    2,237,602.82x = 3,356,437.02 × 640,168.80
  4. Step 4: Simplify right side
    2,237,602.82x = 2,148,686,259,368.98
  5. Step 5: Solve for x
    x = 2,148,686,259,368.98/2,237,602.82
  6. Step 6: Final answer
    x = 960,262.58

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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.