Home / 1,223,702.32-1,835,813.49-513,320.98

Finding the Fourth Proportional to 1,223,702.32, 1,835,813.49 and 513,320.98

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Solution

The fourth proportional to 1,223,702.32, 1,835,813.49 and 513,320.98 is: 770,090.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,702.32 : 1,835,813.49 = 513,320.98 : x
  2. Step 2: Convert to fraction form
    1,223,702.32/1,835,813.49 = 513,320.98/x
  3. Step 3: Cross multiply
    1,223,702.32x = 1,835,813.49 × 513,320.98
  4. Step 4: Simplify right side
    1,223,702.32x = 942,361,579,784.02
  5. Step 5: Solve for x
    x = 942,361,579,784.02/1,223,702.32
  6. Step 6: Final answer
    x = 770,090.54

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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.