Home / 1,480,068.90-2,220,103.35-1,259,619.30

Finding the Fourth Proportional to 1,480,068.90, 2,220,103.35 and 1,259,619.30

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Solution

The fourth proportional to 1,480,068.90, 2,220,103.35 and 1,259,619.30 is: 1,889,428.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,068.90 : 2,220,103.35 = 1,259,619.30 : x
  2. Step 2: Convert to fraction form
    1,480,068.90/2,220,103.35 = 1,259,619.30/x
  3. Step 3: Cross multiply
    1,480,068.90x = 2,220,103.35 × 1,259,619.30
  4. Step 4: Simplify right side
    1,480,068.90x = 2,796,485,027,654.66
  5. Step 5: Solve for x
    x = 2,796,485,027,654.66/1,480,068.90
  6. Step 6: Final answer
    x = 1,889,428.95

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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.