Home / 3,689,393.79-5,535,772.19-1,893,538.40

Finding the Fourth Proportional to 3,689,393.79, 5,535,772.19 and 1,893,538.40

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Solution

The fourth proportional to 3,689,393.79, 5,535,772.19 and 1,893,538.40 is: 2,841,170.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,393.79 : 5,535,772.19 = 1,893,538.40 : x
  2. Step 2: Convert to fraction form
    3,689,393.79/5,535,772.19 = 1,893,538.40/x
  3. Step 3: Cross multiply
    3,689,393.79x = 5,535,772.19 × 1,893,538.40
  4. Step 4: Simplify right side
    3,689,393.79x = 10,482,197,178,270.54
  5. Step 5: Solve for x
    x = 10,482,197,178,270.54/3,689,393.79
  6. Step 6: Final answer
    x = 2,841,170.60

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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.