Home / 1,891,516.32-2,837,702.16-629,393.76

Finding the Fourth Proportional to 1,891,516.32, 2,837,702.16 and 629,393.76

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Solution

The fourth proportional to 1,891,516.32, 2,837,702.16 and 629,393.76 is: 944,232.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,516.32 : 2,837,702.16 = 629,393.76 : x
  2. Step 2: Convert to fraction form
    1,891,516.32/2,837,702.16 = 629,393.76/x
  3. Step 3: Cross multiply
    1,891,516.32x = 2,837,702.16 × 629,393.76
  4. Step 4: Simplify right side
    1,891,516.32x = 1,786,032,032,242.52
  5. Step 5: Solve for x
    x = 1,786,032,032,242.52/1,891,516.32
  6. Step 6: Final answer
    x = 944,232.95

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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.