Home / 1,380,783.12-2,071,457.10-582,064.80

Finding the Fourth Proportional to 1,380,783.12, 2,071,457.10 and 582,064.80

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Solution

The fourth proportional to 1,380,783.12, 2,071,457.10 and 582,064.80 is: 873,216.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,783.12 : 2,071,457.10 = 582,064.80 : x
  2. Step 2: Convert to fraction form
    1,380,783.12/2,071,457.10 = 582,064.80/x
  3. Step 3: Cross multiply
    1,380,783.12x = 2,071,457.10 × 582,064.80
  4. Step 4: Simplify right side
    1,380,783.12x = 1,205,722,262,620.08
  5. Step 5: Solve for x
    x = 1,205,722,262,620.08/1,380,783.12
  6. Step 6: Final answer
    x = 873,216.25

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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.