Home / 1,892,990.47-2,839,543.37-740,191.02

Finding the Fourth Proportional to 1,892,990.47, 2,839,543.37 and 740,191.02

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Solution

The fourth proportional to 1,892,990.47, 2,839,543.37 and 740,191.02 is: 1,110,309.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,990.47 : 2,839,543.37 = 740,191.02 : x
  2. Step 2: Convert to fraction form
    1,892,990.47/2,839,543.37 = 740,191.02/x
  3. Step 3: Cross multiply
    1,892,990.47x = 2,839,543.37 × 740,191.02
  4. Step 4: Simplify right side
    1,892,990.47x = 2,101,804,496,527.79
  5. Step 5: Solve for x
    x = 2,101,804,496,527.79/1,892,990.47
  6. Step 6: Final answer
    x = 1,110,309.07

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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.