Home / 1,109,941.62-1,660,102.03-653,445.01

Finding the Fourth Proportional to 1,109,941.62, 1,660,102.03 and 653,445.01

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Solution

The fourth proportional to 1,109,941.62, 1,660,102.03 and 653,445.01 is: 977,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,941.62 : 1,660,102.03 = 653,445.01 : x
  2. Step 2: Convert to fraction form
    1,109,941.62/1,660,102.03 = 653,445.01/x
  3. Step 3: Cross multiply
    1,109,941.62x = 1,660,102.03 × 653,445.01
  4. Step 4: Simplify right side
    1,109,941.62x = 1,084,785,387,594.37
  5. Step 5: Solve for x
    x = 1,084,785,387,594.37/1,109,941.62
  6. Step 6: Final answer
    x = 977,335.54

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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.