Home / 2,784,505.83-4,176,762.32-762,767.51

Finding the Fourth Proportional to 2,784,505.83, 4,176,762.32 and 762,767.51

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Solution

The fourth proportional to 2,784,505.83, 4,176,762.32 and 762,767.51 is: 1,144,152.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,505.83 : 4,176,762.32 = 762,767.51 : x
  2. Step 2: Convert to fraction form
    2,784,505.83/4,176,762.32 = 762,767.51/x
  3. Step 3: Cross multiply
    2,784,505.83x = 4,176,762.32 × 762,767.51
  4. Step 4: Simplify right side
    2,784,505.83x = 3,185,898,607,037.05
  5. Step 5: Solve for x
    x = 3,185,898,607,037.05/2,784,505.83
  6. Step 6: Final answer
    x = 1,144,152.25

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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.