Home / 1,224,388.54-1,831,210.98-1,090,397.53

Finding the Fourth Proportional to 1,224,388.54, 1,831,210.98 and 1,090,397.53

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Solution

The fourth proportional to 1,224,388.54, 1,831,210.98 and 1,090,397.53 is: 1,630,812.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,224,388.54 : 1,831,210.98 = 1,090,397.53 : x
  2. Step 2: Convert to fraction form
    1,224,388.54/1,831,210.98 = 1,090,397.53/x
  3. Step 3: Cross multiply
    1,224,388.54x = 1,831,210.98 × 1,090,397.53
  4. Step 4: Simplify right side
    1,224,388.54x = 1,996,747,929,500.88
  5. Step 5: Solve for x
    x = 1,996,747,929,500.88/1,224,388.54
  6. Step 6: Final answer
    x = 1,630,812.33

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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.