Home / 1,162,106.88-1,603,776-875,120.64

Finding the Fourth Proportional to 1,162,106.88, 1,603,776 and 875,120.64

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Solution

The fourth proportional to 1,162,106.88, 1,603,776 and 875,120.64 is: 1,207,718.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,106.88 : 1,603,776 = 875,120.64 : x
  2. Step 2: Convert to fraction form
    1,162,106.88/1,603,776 = 875,120.64/x
  3. Step 3: Cross multiply
    1,162,106.88x = 1,603,776 × 875,120.64
  4. Step 4: Simplify right side
    1,162,106.88x = 1,403,497,479,536.64
  5. Step 5: Solve for x
    x = 1,403,497,479,536.64/1,162,106.88
  6. Step 6: Final answer
    x = 1,207,718.07

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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.