Home / 2,412,128.94-3,328,740.45-1,432,263.54

Finding the Fourth Proportional to 2,412,128.94, 3,328,740.45 and 1,432,263.54

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Solution

The fourth proportional to 2,412,128.94, 3,328,740.45 and 1,432,263.54 is: 1,976,525.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412,128.94 : 3,328,740.45 = 1,432,263.54 : x
  2. Step 2: Convert to fraction form
    2,412,128.94/3,328,740.45 = 1,432,263.54/x
  3. Step 3: Cross multiply
    2,412,128.94x = 3,328,740.45 × 1,432,263.54
  4. Step 4: Simplify right side
    2,412,128.94x = 4,767,633,580,658.19
  5. Step 5: Solve for x
    x = 4,767,633,580,658.19/2,412,128.94
  6. Step 6: Final answer
    x = 1,976,525.18

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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.