Home / 3,100,314.12-4,649,846.40-1,947,045.58

Finding the Fourth Proportional to 3,100,314.12, 4,649,846.40 and 1,947,045.58

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Solution

The fourth proportional to 3,100,314.12, 4,649,846.40 and 1,947,045.58 is: 2,920,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,100,314.12 : 4,649,846.40 = 1,947,045.58 : x
  2. Step 2: Convert to fraction form
    3,100,314.12/4,649,846.40 = 1,947,045.58/x
  3. Step 3: Cross multiply
    3,100,314.12x = 4,649,846.40 × 1,947,045.58
  4. Step 4: Simplify right side
    3,100,314.12x = 9,053,462,880,798.91
  5. Step 5: Solve for x
    x = 9,053,462,880,798.91/3,100,314.12
  6. Step 6: Final answer
    x = 2,920,176.00

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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.