Home / 1,677,971.40-2,315,588.60-914,024.92

Finding the Fourth Proportional to 1,677,971.40, 2,315,588.60 and 914,024.92

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Solution

The fourth proportional to 1,677,971.40, 2,315,588.60 and 914,024.92 is: 1,261,347.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,971.40 : 2,315,588.60 = 914,024.92 : x
  2. Step 2: Convert to fraction form
    1,677,971.40/2,315,588.60 = 914,024.92/x
  3. Step 3: Cross multiply
    1,677,971.40x = 2,315,588.60 × 914,024.92
  4. Step 4: Simplify right side
    1,677,971.40x = 2,116,505,684,867.91
  5. Step 5: Solve for x
    x = 2,116,505,684,867.91/1,677,971.40
  6. Step 6: Final answer
    x = 1,261,347.89

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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.