Home / 1,270,350.15-1,904,075.73-511,706.18

Finding the Fourth Proportional to 1,270,350.15, 1,904,075.73 and 511,706.18

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Solution

The fourth proportional to 1,270,350.15, 1,904,075.73 and 511,706.18 is: 766,975.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,350.15 : 1,904,075.73 = 511,706.18 : x
  2. Step 2: Convert to fraction form
    1,270,350.15/1,904,075.73 = 511,706.18/x
  3. Step 3: Cross multiply
    1,270,350.15x = 1,904,075.73 × 511,706.18
  4. Step 4: Simplify right side
    1,270,350.15x = 974,327,308,708.63
  5. Step 5: Solve for x
    x = 974,327,308,708.63/1,270,350.15
  6. Step 6: Final answer
    x = 766,975.40

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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.