Home / 1,765,942.30-2,643,008.55-1,234,501.30

Finding the Fourth Proportional to 1,765,942.30, 2,643,008.55 and 1,234,501.30

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Solution

The fourth proportional to 1,765,942.30, 2,643,008.55 and 1,234,501.30 is: 1,847,624.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,765,942.30 : 2,643,008.55 = 1,234,501.30 : x
  2. Step 2: Convert to fraction form
    1,765,942.30/2,643,008.55 = 1,234,501.30/x
  3. Step 3: Cross multiply
    1,765,942.30x = 2,643,008.55 × 1,234,501.30
  4. Step 4: Simplify right side
    1,765,942.30x = 3,262,797,490,886.12
  5. Step 5: Solve for x
    x = 3,262,797,490,886.12/1,765,942.30
  6. Step 6: Final answer
    x = 1,847,624.07

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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.