Home / 1,088,219.08-1,630,949.82-615,173.32

Finding the Fourth Proportional to 1,088,219.08, 1,630,949.82 and 615,173.32

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Solution

The fourth proportional to 1,088,219.08, 1,630,949.82 and 615,173.32 is: 921,980.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,219.08 : 1,630,949.82 = 615,173.32 : x
  2. Step 2: Convert to fraction form
    1,088,219.08/1,630,949.82 = 615,173.32/x
  3. Step 3: Cross multiply
    1,088,219.08x = 1,630,949.82 × 615,173.32
  4. Step 4: Simplify right side
    1,088,219.08x = 1,003,316,815,522.80
  5. Step 5: Solve for x
    x = 1,003,316,815,522.80/1,088,219.08
  6. Step 6: Final answer
    x = 921,980.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.