Home / 3,758,913.72-5,187,298.86-2,127,291.44

Finding the Fourth Proportional to 3,758,913.72, 5,187,298.86 and 2,127,291.44

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Solution

The fourth proportional to 3,758,913.72, 5,187,298.86 and 2,127,291.44 is: 2,935,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,758,913.72 : 5,187,298.86 = 2,127,291.44 : x
  2. Step 2: Convert to fraction form
    3,758,913.72/5,187,298.86 = 2,127,291.44/x
  3. Step 3: Cross multiply
    3,758,913.72x = 5,187,298.86 × 2,127,291.44
  4. Step 4: Simplify right side
    3,758,913.72x = 11,034,896,461,599.76
  5. Step 5: Solve for x
    x = 11,034,896,461,599.76/3,758,913.72
  6. Step 6: Final answer
    x = 2,935,661.01

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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.