Home / 1,422,272.85-2,133,089.10-411,169.52

Finding the Fourth Proportional to 1,422,272.85, 2,133,089.10 and 411,169.52

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Solution

The fourth proportional to 1,422,272.85, 2,133,089.10 and 411,169.52 is: 616,661.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,272.85 : 2,133,089.10 = 411,169.52 : x
  2. Step 2: Convert to fraction form
    1,422,272.85/2,133,089.10 = 411,169.52/x
  3. Step 3: Cross multiply
    1,422,272.85x = 2,133,089.10 × 411,169.52
  4. Step 4: Simplify right side
    1,422,272.85x = 877,061,210,698.79
  5. Step 5: Solve for x
    x = 877,061,210,698.79/1,422,272.85
  6. Step 6: Final answer
    x = 616,661.71

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1.5x scale

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.