Home / 1,850,545.44-2,555,200.08-1,420,143.84

Finding the Fourth Proportional to 1,850,545.44, 2,555,200.08 and 1,420,143.84

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Solution

The fourth proportional to 1,850,545.44, 2,555,200.08 and 1,420,143.84 is: 1,960,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,545.44 : 2,555,200.08 = 1,420,143.84 : x
  2. Step 2: Convert to fraction form
    1,850,545.44/2,555,200.08 = 1,420,143.84/x
  3. Step 3: Cross multiply
    1,850,545.44x = 2,555,200.08 × 1,420,143.84
  4. Step 4: Simplify right side
    1,850,545.44x = 3,628,751,653,579.51
  5. Step 5: Solve for x
    x = 3,628,751,653,579.51/1,850,545.44
  6. Step 6: Final answer
    x = 1,960,909.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.