Home / 1,648,851.64-2,472,694.26-784,184.74

Finding the Fourth Proportional to 1,648,851.64, 2,472,694.26 and 784,184.74

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Solution

The fourth proportional to 1,648,851.64, 2,472,694.26 and 784,184.74 is: 1,175,999.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,851.64 : 2,472,694.26 = 784,184.74 : x
  2. Step 2: Convert to fraction form
    1,648,851.64/2,472,694.26 = 784,184.74/x
  3. Step 3: Cross multiply
    1,648,851.64x = 2,472,694.26 × 784,184.74
  4. Step 4: Simplify right side
    1,648,851.64x = 1,939,049,105,377.59
  5. Step 5: Solve for x
    x = 1,939,049,105,377.59/1,648,851.64
  6. Step 6: Final answer
    x = 1,175,999.74

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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.