Home / 4,013,786.86-5,539,066.43-2,178,261

Finding the Fourth Proportional to 4,013,786.86, 5,539,066.43 and 2,178,261

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Solution

The fourth proportional to 4,013,786.86, 5,539,066.43 and 2,178,261 is: 3,006,022.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,013,786.86 : 5,539,066.43 = 2,178,261 : x
  2. Step 2: Convert to fraction form
    4,013,786.86/5,539,066.43 = 2,178,261/x
  3. Step 3: Cross multiply
    4,013,786.86x = 5,539,066.43 × 2,178,261
  4. Step 4: Simplify right side
    4,013,786.86x = 12,065,532,369,986.92
  5. Step 5: Solve for x
    x = 12,065,532,369,986.92/4,013,786.86
  6. Step 6: Final answer
    x = 3,006,022.19

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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.