Home / 2,173,226-2,998,901.76-1,206,280.16

Finding the Fourth Proportional to 2,173,226, 2,998,901.76 and 1,206,280.16

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Solution

The fourth proportional to 2,173,226, 2,998,901.76 and 1,206,280.16 is: 1,664,583.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,173,226 : 2,998,901.76 = 1,206,280.16 : x
  2. Step 2: Convert to fraction form
    2,173,226/2,998,901.76 = 1,206,280.16/x
  3. Step 3: Cross multiply
    2,173,226x = 2,998,901.76 × 1,206,280.16
  4. Step 4: Simplify right side
    2,173,226x = 3,617,515,694,877.08
  5. Step 5: Solve for x
    x = 3,617,515,694,877.08/2,173,226
  6. Step 6: Final answer
    x = 1,664,583.29

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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.