Home / 2,148,160.10-2,964,482.15-1,181,297.12

Finding the Fourth Proportional to 2,148,160.10, 2,964,482.15 and 1,181,297.12

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Solution

The fourth proportional to 2,148,160.10, 2,964,482.15 and 1,181,297.12 is: 1,630,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,160.10 : 2,964,482.15 = 1,181,297.12 : x
  2. Step 2: Convert to fraction form
    2,148,160.10/2,964,482.15 = 1,181,297.12/x
  3. Step 3: Cross multiply
    2,148,160.10x = 2,964,482.15 × 1,181,297.12
  4. Step 4: Simplify right side
    2,148,160.10x = 3,501,934,205,357.51
  5. Step 5: Solve for x
    x = 3,501,934,205,357.51/2,148,160.10
  6. Step 6: Final answer
    x = 1,630,201.68

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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.