Home / 1,324,090.58-1,827,431.13-772,987.04

Finding the Fourth Proportional to 1,324,090.58, 1,827,431.13 and 772,987.04

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Solution

The fourth proportional to 1,324,090.58, 1,827,431.13 and 772,987.04 is: 1,066,830.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,090.58 : 1,827,431.13 = 772,987.04 : x
  2. Step 2: Convert to fraction form
    1,324,090.58/1,827,431.13 = 772,987.04/x
  3. Step 3: Cross multiply
    1,324,090.58x = 1,827,431.13 × 772,987.04
  4. Step 4: Simplify right side
    1,324,090.58x = 1,412,580,566,980.46
  5. Step 5: Solve for x
    x = 1,412,580,566,980.46/1,324,090.58
  6. Step 6: Final answer
    x = 1,066,830.77

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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.