Home / 1,755,838.79-2,633,969.15-618,365.97

Finding the Fourth Proportional to 1,755,838.79, 2,633,969.15 and 618,365.97

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Solution

The fourth proportional to 1,755,838.79, 2,633,969.15 and 618,365.97 is: 927,623.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,838.79 : 2,633,969.15 = 618,365.97 : x
  2. Step 2: Convert to fraction form
    1,755,838.79/2,633,969.15 = 618,365.97/x
  3. Step 3: Cross multiply
    1,755,838.79x = 2,633,969.15 × 618,365.97
  4. Step 4: Simplify right side
    1,755,838.79x = 1,628,756,885,298.00
  5. Step 5: Solve for x
    x = 1,628,756,885,298.00/1,755,838.79
  6. Step 6: Final answer
    x = 927,623.25

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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.