Home / 1,403,926.77-1,937,419.31-792,209.17

Finding the Fourth Proportional to 1,403,926.77, 1,937,419.31 and 792,209.17

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Solution

The fourth proportional to 1,403,926.77, 1,937,419.31 and 792,209.17 is: 1,093,248.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,403,926.77 : 1,937,419.31 = 792,209.17 : x
  2. Step 2: Convert to fraction form
    1,403,926.77/1,937,419.31 = 792,209.17/x
  3. Step 3: Cross multiply
    1,403,926.77x = 1,937,419.31 × 792,209.17
  4. Step 4: Simplify right side
    1,403,926.77x = 1,534,841,340,654.05
  5. Step 5: Solve for x
    x = 1,534,841,340,654.05/1,403,926.77
  6. Step 6: Final answer
    x = 1,093,248.86

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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.