Home / 3,743,021.16-5,613,946.10-1,218,659.40

Finding the Fourth Proportional to 3,743,021.16, 5,613,946.10 and 1,218,659.40

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Solution

The fourth proportional to 3,743,021.16, 5,613,946.10 and 1,218,659.40 is: 1,827,798.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,021.16 : 5,613,946.10 = 1,218,659.40 : x
  2. Step 2: Convert to fraction form
    3,743,021.16/5,613,946.10 = 1,218,659.40/x
  3. Step 3: Cross multiply
    3,743,021.16x = 5,613,946.10 × 1,218,659.40
  4. Step 4: Simplify right side
    3,743,021.16x = 6,841,488,185,858.34
  5. Step 5: Solve for x
    x = 6,841,488,185,858.34/3,743,021.16
  6. Step 6: Final answer
    x = 1,827,798.43

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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.