Home / 1,558,969.50-2,151,384.39-843,577.50

Finding the Fourth Proportional to 1,558,969.50, 2,151,384.39 and 843,577.50

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Solution

The fourth proportional to 1,558,969.50, 2,151,384.39 and 843,577.50 is: 1,164,140.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,558,969.50 : 2,151,384.39 = 843,577.50 : x
  2. Step 2: Convert to fraction form
    1,558,969.50/2,151,384.39 = 843,577.50/x
  3. Step 3: Cross multiply
    1,558,969.50x = 2,151,384.39 × 843,577.50
  4. Step 4: Simplify right side
    1,558,969.50x = 1,814,859,465,255.23
  5. Step 5: Solve for x
    x = 1,814,859,465,255.23/1,558,969.50
  6. Step 6: Final answer
    x = 1,164,140.46

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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.