Home / 1,702,357.20-2,553,535.80-1,397,926.80

Finding the Fourth Proportional to 1,702,357.20, 2,553,535.80 and 1,397,926.80

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Solution

The fourth proportional to 1,702,357.20, 2,553,535.80 and 1,397,926.80 is: 2,096,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,702,357.20 : 2,553,535.80 = 1,397,926.80 : x
  2. Step 2: Convert to fraction form
    1,702,357.20/2,553,535.80 = 1,397,926.80/x
  3. Step 3: Cross multiply
    1,702,357.20x = 2,553,535.80 × 1,397,926.80
  4. Step 4: Simplify right side
    1,702,357.20x = 3,569,656,129,579.44
  5. Step 5: Solve for x
    x = 3,569,656,129,579.44/1,702,357.20
  6. Step 6: Final answer
    x = 2,096,890.20

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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.