Home / 1,704,621.68-2,352,298.02-978,957.80

Finding the Fourth Proportional to 1,704,621.68, 2,352,298.02 and 978,957.80

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Solution

The fourth proportional to 1,704,621.68, 2,352,298.02 and 978,957.80 is: 1,350,915.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,621.68 : 2,352,298.02 = 978,957.80 : x
  2. Step 2: Convert to fraction form
    1,704,621.68/2,352,298.02 = 978,957.80/x
  3. Step 3: Cross multiply
    1,704,621.68x = 2,352,298.02 × 978,957.80
  4. Step 4: Simplify right side
    1,704,621.68x = 2,302,800,494,603.56
  5. Step 5: Solve for x
    x = 2,302,800,494,603.56/1,704,621.68
  6. Step 6: Final answer
    x = 1,350,915.88

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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.