Home / 2,175,768.47-3,263,649.14-578,331.58

Finding the Fourth Proportional to 2,175,768.47, 3,263,649.14 and 578,331.58

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Solution

The fourth proportional to 2,175,768.47, 3,263,649.14 and 578,331.58 is: 867,496.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,768.47 : 3,263,649.14 = 578,331.58 : x
  2. Step 2: Convert to fraction form
    2,175,768.47/3,263,649.14 = 578,331.58/x
  3. Step 3: Cross multiply
    2,175,768.47x = 3,263,649.14 × 578,331.58
  4. Step 4: Simplify right side
    2,175,768.47x = 1,887,471,360,810.18
  5. Step 5: Solve for x
    x = 1,887,471,360,810.18/2,175,768.47
  6. Step 6: Final answer
    x = 867,496.42

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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.