Home / 3,561,191.94-4,911,585.69-3,130,558.98

Finding the Fourth Proportional to 3,561,191.94, 4,911,585.69 and 3,130,558.98

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Solution

The fourth proportional to 3,561,191.94, 4,911,585.69 and 3,130,558.98 is: 4,317,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,561,191.94 : 4,911,585.69 = 3,130,558.98 : x
  2. Step 2: Convert to fraction form
    3,561,191.94/4,911,585.69 = 3,130,558.98/x
  3. Step 3: Cross multiply
    3,561,191.94x = 4,911,585.69 × 3,130,558.98
  4. Step 4: Simplify right side
    3,561,191.94x = 15,376,008,687,869.00
  5. Step 5: Solve for x
    x = 15,376,008,687,869.00/3,561,191.94
  6. Step 6: Final answer
    x = 4,317,657.95

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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.