Home / 1,611,284.95-2,223,528.91-886,132.71

Finding the Fourth Proportional to 1,611,284.95, 2,223,528.91 and 886,132.71

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Solution

The fourth proportional to 1,611,284.95, 2,223,528.91 and 886,132.71 is: 1,222,838.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,284.95 : 2,223,528.91 = 886,132.71 : x
  2. Step 2: Convert to fraction form
    1,611,284.95/2,223,528.91 = 886,132.71/x
  3. Step 3: Cross multiply
    1,611,284.95x = 2,223,528.91 × 886,132.71
  4. Step 4: Simplify right side
    1,611,284.95x = 1,970,341,698,781.65
  5. Step 5: Solve for x
    x = 1,970,341,698,781.65/1,611,284.95
  6. Step 6: Final answer
    x = 1,222,838.77

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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.