Home / 2,148,310.10-2,964,600.08-1,181,437.40

Finding the Fourth Proportional to 2,148,310.10, 2,964,600.08 and 1,181,437.40

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Solution

The fourth proportional to 2,148,310.10, 2,964,600.08 and 1,181,437.40 is: 1,630,346.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,310.10 : 2,964,600.08 = 1,181,437.40 : x
  2. Step 2: Convert to fraction form
    2,148,310.10/2,964,600.08 = 1,181,437.40/x
  3. Step 3: Cross multiply
    2,148,310.10x = 2,964,600.08 × 1,181,437.40
  4. Step 4: Simplify right side
    2,148,310.10x = 3,502,489,410,554.99
  5. Step 5: Solve for x
    x = 3,502,489,410,554.99/2,148,310.10
  6. Step 6: Final answer
    x = 1,630,346.29

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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.