Home / 1,405,869.42-2,108,367.72-507,194.04

Finding the Fourth Proportional to 1,405,869.42, 2,108,367.72 and 507,194.04

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Solution

The fourth proportional to 1,405,869.42, 2,108,367.72 and 507,194.04 is: 760,633.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,869.42 : 2,108,367.72 = 507,194.04 : x
  2. Step 2: Convert to fraction form
    1,405,869.42/2,108,367.72 = 507,194.04/x
  3. Step 3: Cross multiply
    1,405,869.42x = 2,108,367.72 × 507,194.04
  4. Step 4: Simplify right side
    1,405,869.42x = 1,069,351,541,712.39
  5. Step 5: Solve for x
    x = 1,069,351,541,712.39/1,405,869.42
  6. Step 6: Final answer
    x = 760,633.62

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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.