Home / 2,686,687.40-4,034,696.70-1,426,975.40

Finding the Fourth Proportional to 2,686,687.40, 4,034,696.70 and 1,426,975.40

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Solution

The fourth proportional to 2,686,687.40, 4,034,696.70 and 1,426,975.40 is: 2,142,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,687.40 : 4,034,696.70 = 1,426,975.40 : x
  2. Step 2: Convert to fraction form
    2,686,687.40/4,034,696.70 = 1,426,975.40/x
  3. Step 3: Cross multiply
    2,686,687.40x = 4,034,696.70 × 1,426,975.40
  4. Step 4: Simplify right side
    2,686,687.40x = 5,757,412,937,361.18
  5. Step 5: Solve for x
    x = 5,757,412,937,361.18/2,686,687.40
  6. Step 6: Final answer
    x = 2,142,941.13

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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.