Home / 1,838,291.50-2,536,805.82-1,022,477.68

Finding the Fourth Proportional to 1,838,291.50, 2,536,805.82 and 1,022,477.68

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Solution

The fourth proportional to 1,838,291.50, 2,536,805.82 and 1,022,477.68 is: 1,410,998.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,291.50 : 2,536,805.82 = 1,022,477.68 : x
  2. Step 2: Convert to fraction form
    1,838,291.50/2,536,805.82 = 1,022,477.68/x
  3. Step 3: Cross multiply
    1,838,291.50x = 2,536,805.82 × 1,022,477.68
  4. Step 4: Simplify right side
    1,838,291.50x = 2,593,827,329,444.10
  5. Step 5: Solve for x
    x = 2,593,827,329,444.10/1,838,291.50
  6. Step 6: Final answer
    x = 1,410,998.92

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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.