Home / 1,304,864.64-1,956,100.32-505,941.12

Finding the Fourth Proportional to 1,304,864.64, 1,956,100.32 and 505,941.12

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Solution

The fourth proportional to 1,304,864.64, 1,956,100.32 and 505,941.12 is: 758,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,864.64 : 1,956,100.32 = 505,941.12 : x
  2. Step 2: Convert to fraction form
    1,304,864.64/1,956,100.32 = 505,941.12/x
  3. Step 3: Cross multiply
    1,304,864.64x = 1,956,100.32 × 505,941.12
  4. Step 4: Simplify right side
    1,304,864.64x = 989,671,586,733.16
  5. Step 5: Solve for x
    x = 989,671,586,733.16/1,304,864.64
  6. Step 6: Final answer
    x = 758,447.70

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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.