Home / 2,257,030.59-3,114,701.75-1,290,181.38

Finding the Fourth Proportional to 2,257,030.59, 3,114,701.75 and 1,290,181.38

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Solution

The fourth proportional to 2,257,030.59, 3,114,701.75 and 1,290,181.38 is: 1,780,450.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,257,030.59 : 3,114,701.75 = 1,290,181.38 : x
  2. Step 2: Convert to fraction form
    2,257,030.59/3,114,701.75 = 1,290,181.38/x
  3. Step 3: Cross multiply
    2,257,030.59x = 3,114,701.75 × 1,290,181.38
  4. Step 4: Simplify right side
    2,257,030.59x = 4,018,530,195,652.51
  5. Step 5: Solve for x
    x = 4,018,530,195,652.51/2,257,030.59
  6. Step 6: Final answer
    x = 1,780,450.04

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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.