Home / 1,269,540.81-1,904,639.27-471,050.10

Finding the Fourth Proportional to 1,269,540.81, 1,904,639.27 and 471,050.10

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Solution

The fourth proportional to 1,269,540.81, 1,904,639.27 and 471,050.10 is: 706,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,540.81 : 1,904,639.27 = 471,050.10 : x
  2. Step 2: Convert to fraction form
    1,269,540.81/1,904,639.27 = 471,050.10/x
  3. Step 3: Cross multiply
    1,269,540.81x = 1,904,639.27 × 471,050.10
  4. Step 4: Simplify right side
    1,269,540.81x = 897,180,516,242.18
  5. Step 5: Solve for x
    x = 897,180,516,242.18/1,269,540.81
  6. Step 6: Final answer
    x = 706,696.87

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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.