Home / 1,243,127.32-1,864,147.77-627,252.73

Finding the Fourth Proportional to 1,243,127.32, 1,864,147.77 and 627,252.73

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Solution

The fourth proportional to 1,243,127.32, 1,864,147.77 and 627,252.73 is: 940,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,127.32 : 1,864,147.77 = 627,252.73 : x
  2. Step 2: Convert to fraction form
    1,243,127.32/1,864,147.77 = 627,252.73/x
  3. Step 3: Cross multiply
    1,243,127.32x = 1,864,147.77 × 627,252.73
  4. Step 4: Simplify right side
    1,243,127.32x = 1,169,291,773,195.54
  5. Step 5: Solve for x
    x = 1,169,291,773,195.54/1,243,127.32
  6. Step 6: Final answer
    x = 940,605.00

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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.