Home / 1,861,079.61-2,790,093.75-662,319.30

Finding the Fourth Proportional to 1,861,079.61, 2,790,093.75 and 662,319.30

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Solution

The fourth proportional to 1,861,079.61, 2,790,093.75 and 662,319.30 is: 992,936.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,861,079.61 : 2,790,093.75 = 662,319.30 : x
  2. Step 2: Convert to fraction form
    1,861,079.61/2,790,093.75 = 662,319.30/x
  3. Step 3: Cross multiply
    1,861,079.61x = 2,790,093.75 × 662,319.30
  4. Step 4: Simplify right side
    1,861,079.61x = 1,847,932,939,434.38
  5. Step 5: Solve for x
    x = 1,847,932,939,434.38/1,861,079.61
  6. Step 6: Final answer
    x = 992,936.00

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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.