Home / 2,817,913.82-3,888,722.48-1,528,753.87

Finding the Fourth Proportional to 2,817,913.82, 3,888,722.48 and 1,528,753.87

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Solution

The fourth proportional to 2,817,913.82, 3,888,722.48 and 1,528,753.87 is: 2,109,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,817,913.82 : 3,888,722.48 = 1,528,753.87 : x
  2. Step 2: Convert to fraction form
    2,817,913.82/3,888,722.48 = 1,528,753.87/x
  3. Step 3: Cross multiply
    2,817,913.82x = 3,888,722.48 × 1,528,753.87
  4. Step 4: Simplify right side
    2,817,913.82x = 5,944,899,540,656.00
  5. Step 5: Solve for x
    x = 5,944,899,540,656.00/2,817,913.82
  6. Step 6: Final answer
    x = 2,109,681.10

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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.