Home / 1,752,427.20-2,628,203.40-672,705.30

Finding the Fourth Proportional to 1,752,427.20, 2,628,203.40 and 672,705.30

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Solution

The fourth proportional to 1,752,427.20, 2,628,203.40 and 672,705.30 is: 1,008,890.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,427.20 : 2,628,203.40 = 672,705.30 : x
  2. Step 2: Convert to fraction form
    1,752,427.20/2,628,203.40 = 672,705.30/x
  3. Step 3: Cross multiply
    1,752,427.20x = 2,628,203.40 × 672,705.30
  4. Step 4: Simplify right side
    1,752,427.20x = 1,768,006,356,658.02
  5. Step 5: Solve for x
    x = 1,768,006,356,658.02/1,752,427.20
  6. Step 6: Final answer
    x = 1,008,890.04

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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.