Home / 2,235,181.23-3,084,812.73-1,255,281.30

Finding the Fourth Proportional to 2,235,181.23, 3,084,812.73 and 1,255,281.30

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Solution

The fourth proportional to 2,235,181.23, 3,084,812.73 and 1,255,281.30 is: 1,732,435.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235,181.23 : 3,084,812.73 = 1,255,281.30 : x
  2. Step 2: Convert to fraction form
    2,235,181.23/3,084,812.73 = 1,255,281.30/x
  3. Step 3: Cross multiply
    2,235,181.23x = 3,084,812.73 × 1,255,281.30
  4. Step 4: Simplify right side
    2,235,181.23x = 3,872,307,733,970.95
  5. Step 5: Solve for x
    x = 3,872,307,733,970.95/2,235,181.23
  6. Step 6: Final answer
    x = 1,732,435.69

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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.