Home / 1,628,685.87-2,247,589.10-903,533.55

Finding the Fourth Proportional to 1,628,685.87, 2,247,589.10 and 903,533.55

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Solution

The fourth proportional to 1,628,685.87, 2,247,589.10 and 903,533.55 is: 1,246,877.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,685.87 : 2,247,589.10 = 903,533.55 : x
  2. Step 2: Convert to fraction form
    1,628,685.87/2,247,589.10 = 903,533.55/x
  3. Step 3: Cross multiply
    1,628,685.87x = 2,247,589.10 × 903,533.55
  4. Step 4: Simplify right side
    1,628,685.87x = 2,030,772,153,946.64
  5. Step 5: Solve for x
    x = 2,030,772,153,946.64/1,628,685.87
  6. Step 6: Final answer
    x = 1,246,877.74

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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.