Home / 1,343,995.10-1,854,712.41-740,383.10

Finding the Fourth Proportional to 1,343,995.10, 1,854,712.41 and 740,383.10

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Solution

The fourth proportional to 1,343,995.10, 1,854,712.41 and 740,383.10 is: 1,021,728.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,995.10 : 1,854,712.41 = 740,383.10 : x
  2. Step 2: Convert to fraction form
    1,343,995.10/1,854,712.41 = 740,383.10/x
  3. Step 3: Cross multiply
    1,343,995.10x = 1,854,712.41 × 740,383.10
  4. Step 4: Simplify right side
    1,343,995.10x = 1,373,197,723,724.27
  5. Step 5: Solve for x
    x = 1,373,197,723,724.27/1,343,995.10
  6. Step 6: Final answer
    x = 1,021,728.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.