Home / 2,875,971.26-3,970,278.54-1,788,593.15

Finding the Fourth Proportional to 2,875,971.26, 3,970,278.54 and 1,788,593.15

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Solution

The fourth proportional to 2,875,971.26, 3,970,278.54 and 1,788,593.15 is: 2,469,152.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,971.26 : 3,970,278.54 = 1,788,593.15 : x
  2. Step 2: Convert to fraction form
    2,875,971.26/3,970,278.54 = 1,788,593.15/x
  3. Step 3: Cross multiply
    2,875,971.26x = 3,970,278.54 × 1,788,593.15
  4. Step 4: Simplify right side
    2,875,971.26x = 7,101,212,980,384.61
  5. Step 5: Solve for x
    x = 7,101,212,980,384.61/2,875,971.26
  6. Step 6: Final answer
    x = 2,469,152.98

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