Home / 4,022,595.71-5,551,290.93-2,187,177.22

Finding the Fourth Proportional to 4,022,595.71, 5,551,290.93 and 2,187,177.22

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Solution

The fourth proportional to 4,022,595.71, 5,551,290.93 and 2,187,177.22 is: 3,018,363.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,022,595.71 : 5,551,290.93 = 2,187,177.22 : x
  2. Step 2: Convert to fraction form
    4,022,595.71/5,551,290.93 = 2,187,177.22/x
  3. Step 3: Cross multiply
    4,022,595.71x = 5,551,290.93 × 2,187,177.22
  4. Step 4: Simplify right side
    4,022,595.71x = 12,141,657,063,688.62
  5. Step 5: Solve for x
    x = 12,141,657,063,688.62/4,022,595.71
  6. Step 6: Final answer
    x = 3,018,363.75

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Double scale
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1.5x scale

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.