Home / 1,343,995.59-1,854,713.08-740,383.59

Finding the Fourth Proportional to 1,343,995.59, 1,854,713.08 and 740,383.59

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Solution

The fourth proportional to 1,343,995.59, 1,854,713.08 and 740,383.59 is: 1,021,728.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,995.59 : 1,854,713.08 = 740,383.59 : x
  2. Step 2: Convert to fraction form
    1,343,995.59/1,854,713.08 = 740,383.59/x
  3. Step 3: Cross multiply
    1,343,995.59x = 1,854,713.08 × 740,383.59
  4. Step 4: Simplify right side
    1,343,995.59x = 1,373,199,128,590.36
  5. Step 5: Solve for x
    x = 1,373,199,128,590.36/1,343,995.59
  6. Step 6: Final answer
    x = 1,021,728.89

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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.