Home / 2,390,108.34-3,298,307.01-1,302,387.54

Finding the Fourth Proportional to 2,390,108.34, 3,298,307.01 and 1,302,387.54

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Solution

The fourth proportional to 2,390,108.34, 3,298,307.01 and 1,302,387.54 is: 1,797,271.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,390,108.34 : 3,298,307.01 = 1,302,387.54 : x
  2. Step 2: Convert to fraction form
    2,390,108.34/3,298,307.01 = 1,302,387.54/x
  3. Step 3: Cross multiply
    2,390,108.34x = 3,298,307.01 × 1,302,387.54
  4. Step 4: Simplify right side
    2,390,108.34x = 4,295,673,952,918.66
  5. Step 5: Solve for x
    x = 4,295,673,952,918.66/2,390,108.34
  6. Step 6: Final answer
    x = 1,797,271.65

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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.