Home / 1,087,095.88-1,630,583.84-447,237.68

Finding the Fourth Proportional to 1,087,095.88, 1,630,583.84 and 447,237.68

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Solution

The fourth proportional to 1,087,095.88, 1,630,583.84 and 447,237.68 is: 670,831.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,095.88 : 1,630,583.84 = 447,237.68 : x
  2. Step 2: Convert to fraction form
    1,087,095.88/1,630,583.84 = 447,237.68/x
  3. Step 3: Cross multiply
    1,087,095.88x = 1,630,583.84 × 447,237.68
  4. Step 4: Simplify right side
    1,087,095.88x = 729,258,537,723.55
  5. Step 5: Solve for x
    x = 729,258,537,723.55/1,087,095.88
  6. Step 6: Final answer
    x = 670,831.85

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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.