Home / 1,220,980.60-1,831,442.10-334,516.60

Finding the Fourth Proportional to 1,220,980.60, 1,831,442.10 and 334,516.60

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Solution

The fourth proportional to 1,220,980.60, 1,831,442.10 and 334,516.60 is: 501,767.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,220,980.60 : 1,831,442.10 = 334,516.60 : x
  2. Step 2: Convert to fraction form
    1,220,980.60/1,831,442.10 = 334,516.60/x
  3. Step 3: Cross multiply
    1,220,980.60x = 1,831,442.10 × 334,516.60
  4. Step 4: Simplify right side
    1,220,980.60x = 612,647,784,388.86
  5. Step 5: Solve for x
    x = 612,647,784,388.86/1,220,980.60
  6. Step 6: Final answer
    x = 501,767.01

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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.