Home / 2,390,367.78-3,298,623.75-1,302,617.16

Finding the Fourth Proportional to 2,390,367.78, 3,298,623.75 and 1,302,617.16

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Solution

The fourth proportional to 2,390,367.78, 3,298,623.75 and 1,302,617.16 is: 1,797,566.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,367.78 : 3,298,623.75 = 1,302,617.16 : x
  2. Step 2: Convert to fraction form
    2,390,367.78/3,298,623.75 = 1,302,617.16/x
  3. Step 3: Cross multiply
    2,390,367.78x = 3,298,623.75 × 1,302,617.16
  4. Step 4: Simplify right side
    2,390,367.78x = 4,296,843,901,133.55
  5. Step 5: Solve for x
    x = 4,296,843,901,133.55/2,390,367.78
  6. Step 6: Final answer
    x = 1,797,566.02

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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.