Home / 1,346,727.19-2,020,411.55-505,286.23

Finding the Fourth Proportional to 1,346,727.19, 2,020,411.55 and 505,286.23

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Solution

The fourth proportional to 1,346,727.19, 2,020,411.55 and 505,286.23 is: 758,049.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,727.19 : 2,020,411.55 = 505,286.23 : x
  2. Step 2: Convert to fraction form
    1,346,727.19/2,020,411.55 = 505,286.23/x
  3. Step 3: Cross multiply
    1,346,727.19x = 2,020,411.55 × 505,286.23
  4. Step 4: Simplify right side
    1,346,727.19x = 1,020,886,132,621.53
  5. Step 5: Solve for x
    x = 1,020,886,132,621.53/1,346,727.19
  6. Step 6: Final answer
    x = 758,049.69

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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.