Home / 2,078,092.40-3,117,117.02-658,148.34

Finding the Fourth Proportional to 2,078,092.40, 3,117,117.02 and 658,148.34

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Solution

The fourth proportional to 2,078,092.40, 3,117,117.02 and 658,148.34 is: 987,215.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,092.40 : 3,117,117.02 = 658,148.34 : x
  2. Step 2: Convert to fraction form
    2,078,092.40/3,117,117.02 = 658,148.34/x
  3. Step 3: Cross multiply
    2,078,092.40x = 3,117,117.02 × 658,148.34
  4. Step 4: Simplify right side
    2,078,092.40x = 2,051,525,392,298.75
  5. Step 5: Solve for x
    x = 2,051,525,392,298.75/2,078,092.40
  6. Step 6: Final answer
    x = 987,215.68

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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.