Home / 1,865,110.80-2,801,813.40-1,815,344.40

Finding the Fourth Proportional to 1,865,110.80, 2,801,813.40 and 1,815,344.40

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Solution

The fourth proportional to 1,865,110.80, 2,801,813.40 and 1,815,344.40 is: 2,727,053.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,865,110.80 : 2,801,813.40 = 1,815,344.40 : x
  2. Step 2: Convert to fraction form
    1,865,110.80/2,801,813.40 = 1,815,344.40/x
  3. Step 3: Cross multiply
    1,865,110.80x = 2,801,813.40 × 1,815,344.40
  4. Step 4: Simplify right side
    1,865,110.80x = 5,086,256,265,534.96
  5. Step 5: Solve for x
    x = 5,086,256,265,534.96/1,865,110.80
  6. Step 6: Final answer
    x = 2,727,053.14

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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.