Home / 1,081,871.43-1,492,479.86-700,021.23

Finding the Fourth Proportional to 1,081,871.43, 1,492,479.86 and 700,021.23

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Solution

The fourth proportional to 1,081,871.43, 1,492,479.86 and 700,021.23 is: 965,704.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,871.43 : 1,492,479.86 = 700,021.23 : x
  2. Step 2: Convert to fraction form
    1,081,871.43/1,492,479.86 = 700,021.23/x
  3. Step 3: Cross multiply
    1,081,871.43x = 1,492,479.86 × 700,021.23
  4. Step 4: Simplify right side
    1,081,871.43x = 1,044,767,583,847.32
  5. Step 5: Solve for x
    x = 1,044,767,583,847.32/1,081,871.43
  6. Step 6: Final answer
    x = 965,704.02

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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.