Home / 1,255,645.80-1,883,468.70-1,006,813.80

Finding the Fourth Proportional to 1,255,645.80, 1,883,468.70 and 1,006,813.80

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Solution

The fourth proportional to 1,255,645.80, 1,883,468.70 and 1,006,813.80 is: 1,510,220.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,645.80 : 1,883,468.70 = 1,006,813.80 : x
  2. Step 2: Convert to fraction form
    1,255,645.80/1,883,468.70 = 1,006,813.80/x
  3. Step 3: Cross multiply
    1,255,645.80x = 1,883,468.70 × 1,006,813.80
  4. Step 4: Simplify right side
    1,255,645.80x = 1,896,302,279,028.06
  5. Step 5: Solve for x
    x = 1,896,302,279,028.06/1,255,645.80
  6. Step 6: Final answer
    x = 1,510,220.70

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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.