Home / 1,343,686.08-1,854,286.80-740,074.08

Finding the Fourth Proportional to 1,343,686.08, 1,854,286.80 and 740,074.08

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Solution

The fourth proportional to 1,343,686.08, 1,854,286.80 and 740,074.08 is: 1,021,302.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,686.08 : 1,854,286.80 = 740,074.08 : x
  2. Step 2: Convert to fraction form
    1,343,686.08/1,854,286.80 = 740,074.08/x
  3. Step 3: Cross multiply
    1,343,686.08x = 1,854,286.80 × 740,074.08
  4. Step 4: Simplify right side
    1,343,686.08x = 1,372,309,597,566.14
  5. Step 5: Solve for x
    x = 1,372,309,597,566.14/1,343,686.08
  6. Step 6: Final answer
    x = 1,021,302.24

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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.