Home / 1,878,895.66-2,818,438.26-531,155.02

Finding the Fourth Proportional to 1,878,895.66, 2,818,438.26 and 531,155.02

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Solution

The fourth proportional to 1,878,895.66, 2,818,438.26 and 531,155.02 is: 796,759.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,895.66 : 2,818,438.26 = 531,155.02 : x
  2. Step 2: Convert to fraction form
    1,878,895.66/2,818,438.26 = 531,155.02/x
  3. Step 3: Cross multiply
    1,878,895.66x = 2,818,438.26 × 531,155.02
  4. Step 4: Simplify right side
    1,878,895.66x = 1,497,027,630,359.07
  5. Step 5: Solve for x
    x = 1,497,027,630,359.07/1,878,895.66
  6. Step 6: Final answer
    x = 796,759.32

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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.