Home / 1,203,781.40-1,804,541.68-404,503.98

Finding the Fourth Proportional to 1,203,781.40, 1,804,541.68 and 404,503.98

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Solution

The fourth proportional to 1,203,781.40, 1,804,541.68 and 404,503.98 is: 606,376.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,781.40 : 1,804,541.68 = 404,503.98 : x
  2. Step 2: Convert to fraction form
    1,203,781.40/1,804,541.68 = 404,503.98/x
  3. Step 3: Cross multiply
    1,203,781.40x = 1,804,541.68 × 404,503.98
  4. Step 4: Simplify right side
    1,203,781.40x = 729,944,291,635.89
  5. Step 5: Solve for x
    x = 729,944,291,635.89/1,203,781.40
  6. Step 6: Final answer
    x = 606,376.12

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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.