Home / 2,908,002.88-4,361,670.60-778,253.16

Finding the Fourth Proportional to 2,908,002.88, 4,361,670.60 and 778,253.16

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Solution

The fourth proportional to 2,908,002.88, 4,361,670.60 and 778,253.16 is: 1,167,290.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908,002.88 : 4,361,670.60 = 778,253.16 : x
  2. Step 2: Convert to fraction form
    2,908,002.88/4,361,670.60 = 778,253.16/x
  3. Step 3: Cross multiply
    2,908,002.88x = 4,361,670.60 × 778,253.16
  4. Step 4: Simplify right side
    2,908,002.88x = 3,394,483,927,329.10
  5. Step 5: Solve for x
    x = 3,394,483,927,329.10/2,908,002.88
  6. Step 6: Final answer
    x = 1,167,290.43

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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.