Home / 3,558,135.90-4,910,205.10-1,926,538.22

Finding the Fourth Proportional to 3,558,135.90, 4,910,205.10 and 1,926,538.22

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Solution

The fourth proportional to 3,558,135.90, 4,910,205.10 and 1,926,538.22 is: 2,658,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,135.90 : 4,910,205.10 = 1,926,538.22 : x
  2. Step 2: Convert to fraction form
    3,558,135.90/4,910,205.10 = 1,926,538.22/x
  3. Step 3: Cross multiply
    3,558,135.90x = 4,910,205.10 × 1,926,538.22
  4. Step 4: Simplify right side
    3,558,135.90x = 9,459,697,759,005.21
  5. Step 5: Solve for x
    x = 9,459,697,759,005.21/3,558,135.90
  6. Step 6: Final answer
    x = 2,658,610.58

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1.5x scale

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.