Home / 3,686,893.13-5,530,357.18-1,128,104.01

Finding the Fourth Proportional to 3,686,893.13, 5,530,357.18 and 1,128,104.01

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Solution

The fourth proportional to 3,686,893.13, 5,530,357.18 and 1,128,104.01 is: 1,692,161.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,893.13 : 5,530,357.18 = 1,128,104.01 : x
  2. Step 2: Convert to fraction form
    3,686,893.13/5,530,357.18 = 1,128,104.01/x
  3. Step 3: Cross multiply
    3,686,893.13x = 5,530,357.18 × 1,128,104.01
  4. Step 4: Simplify right side
    3,686,893.13x = 6,238,818,111,490.29
  5. Step 5: Solve for x
    x = 6,238,818,111,490.29/3,686,893.13
  6. Step 6: Final answer
    x = 1,692,161.37

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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.