Home / 3,992,048.50-5,509,026.93-2,181,212.50

Finding the Fourth Proportional to 3,992,048.50, 5,509,026.93 and 2,181,212.50

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Solution

The fourth proportional to 3,992,048.50, 5,509,026.93 and 2,181,212.50 is: 3,010,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992,048.50 : 5,509,026.93 = 2,181,212.50 : x
  2. Step 2: Convert to fraction form
    3,992,048.50/5,509,026.93 = 2,181,212.50/x
  3. Step 3: Cross multiply
    3,992,048.50x = 5,509,026.93 × 2,181,212.50
  4. Step 4: Simplify right side
    3,992,048.50x = 12,016,358,402,552.62
  5. Step 5: Solve for x
    x = 12,016,358,402,552.62/3,992,048.50
  6. Step 6: Final answer
    x = 3,010,073.25

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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.