Home / 1,006,435.86-1,388,892.51-547,553.04

Finding the Fourth Proportional to 1,006,435.86, 1,388,892.51 and 547,553.04

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Solution

The fourth proportional to 1,006,435.86, 1,388,892.51 and 547,553.04 is: 755,629.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,435.86 : 1,388,892.51 = 547,553.04 : x
  2. Step 2: Convert to fraction form
    1,006,435.86/1,388,892.51 = 547,553.04/x
  3. Step 3: Cross multiply
    1,006,435.86x = 1,388,892.51 × 547,553.04
  4. Step 4: Simplify right side
    1,006,435.86x = 760,492,316,083.73
  5. Step 5: Solve for x
    x = 760,492,316,083.73/1,006,435.86
  6. Step 6: Final answer
    x = 755,629.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.