Home / 3,080,312.76-4,618,777.86-949,805.40

Finding the Fourth Proportional to 3,080,312.76, 4,618,777.86 and 949,805.40

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Solution

The fourth proportional to 3,080,312.76, 4,618,777.86 and 949,805.40 is: 1,424,186.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,080,312.76 : 4,618,777.86 = 949,805.40 : x
  2. Step 2: Convert to fraction form
    3,080,312.76/4,618,777.86 = 949,805.40/x
  3. Step 3: Cross multiply
    3,080,312.76x = 4,618,777.86 × 949,805.40
  4. Step 4: Simplify right side
    3,080,312.76x = 4,386,940,152,828.44
  5. Step 5: Solve for x
    x = 4,386,940,152,828.44/3,080,312.76
  6. Step 6: Final answer
    x = 1,424,186.60

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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.