Home / 809,077.51-1,116,946.70-591,041.36

Finding the Fourth Proportional to 809,077.51, 1,116,946.70 and 591,041.36

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Solution

The fourth proportional to 809,077.51, 1,116,946.70 and 591,041.36 is: 815,943.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,077.51 : 1,116,946.70 = 591,041.36 : x
  2. Step 2: Convert to fraction form
    809,077.51/1,116,946.70 = 591,041.36/x
  3. Step 3: Cross multiply
    809,077.51x = 1,116,946.70 × 591,041.36
  4. Step 4: Simplify right side
    809,077.51x = 660,161,696,615.51
  5. Step 5: Solve for x
    x = 660,161,696,615.51/809,077.51
  6. Step 6: Final answer
    x = 815,943.70

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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.