Home / 1,452,005.30-2,175,383.55-1,242,053.30

Finding the Fourth Proportional to 1,452,005.30, 2,175,383.55 and 1,242,053.30

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Solution

The fourth proportional to 1,452,005.30, 2,175,383.55 and 1,242,053.30 is: 1,860,835.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,005.30 : 2,175,383.55 = 1,242,053.30 : x
  2. Step 2: Convert to fraction form
    1,452,005.30/2,175,383.55 = 1,242,053.30/x
  3. Step 3: Cross multiply
    1,452,005.30x = 2,175,383.55 × 1,242,053.30
  4. Step 4: Simplify right side
    1,452,005.30x = 2,701,942,317,043.22
  5. Step 5: Solve for x
    x = 2,701,942,317,043.22/1,452,005.30
  6. Step 6: Final answer
    x = 1,860,835.02

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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.