Home / 2,208,881.31-3,312,952.90-611,605.86

Finding the Fourth Proportional to 2,208,881.31, 3,312,952.90 and 611,605.86

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Solution

The fourth proportional to 2,208,881.31, 3,312,952.90 and 611,605.86 is: 917,306.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,208,881.31 : 3,312,952.90 = 611,605.86 : x
  2. Step 2: Convert to fraction form
    2,208,881.31/3,312,952.90 = 611,605.86/x
  3. Step 3: Cross multiply
    2,208,881.31x = 3,312,952.90 × 611,605.86
  4. Step 4: Simplify right side
    2,208,881.31x = 2,026,221,397,031.69
  5. Step 5: Solve for x
    x = 2,026,221,397,031.69/2,208,881.31
  6. Step 6: Final answer
    x = 917,306.60

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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.