Home / 1,203,338.40-1,805,007.60-935,649.60

Finding the Fourth Proportional to 1,203,338.40, 1,805,007.60 and 935,649.60

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Solution

The fourth proportional to 1,203,338.40, 1,805,007.60 and 935,649.60 is: 1,403,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,338.40 : 1,805,007.60 = 935,649.60 : x
  2. Step 2: Convert to fraction form
    1,203,338.40/1,805,007.60 = 935,649.60/x
  3. Step 3: Cross multiply
    1,203,338.40x = 1,805,007.60 × 935,649.60
  4. Step 4: Simplify right side
    1,203,338.40x = 1,688,854,638,936.96
  5. Step 5: Solve for x
    x = 1,688,854,638,936.96/1,203,338.40
  6. Step 6: Final answer
    x = 1,403,474.40

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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.