Home / 1,270,364.16-1,904,096.72-511,720.18

Finding the Fourth Proportional to 1,270,364.16, 1,904,096.72 and 511,720.18

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Solution

The fourth proportional to 1,270,364.16, 1,904,096.72 and 511,720.18 is: 766,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,364.16 : 1,904,096.72 = 511,720.18 : x
  2. Step 2: Convert to fraction form
    1,270,364.16/1,904,096.72 = 511,720.18/x
  3. Step 3: Cross multiply
    1,270,364.16x = 1,904,096.72 × 511,720.18
  4. Step 4: Simplify right side
    1,270,364.16x = 974,364,716,295.81
  5. Step 5: Solve for x
    x = 974,364,716,295.81/1,270,364.16
  6. Step 6: Final answer
    x = 766,996.38

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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.