Home / 1,512,749.40-2,266,013.70-1,039,968.60

Finding the Fourth Proportional to 1,512,749.40, 2,266,013.70 and 1,039,968.60

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Solution

The fourth proportional to 1,512,749.40, 2,266,013.70 and 1,039,968.60 is: 1,557,814.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,749.40 : 2,266,013.70 = 1,039,968.60 : x
  2. Step 2: Convert to fraction form
    1,512,749.40/2,266,013.70 = 1,039,968.60/x
  3. Step 3: Cross multiply
    1,512,749.40x = 2,266,013.70 × 1,039,968.60
  4. Step 4: Simplify right side
    1,512,749.40x = 2,356,583,095,169.82
  5. Step 5: Solve for x
    x = 2,356,583,095,169.82/1,512,749.40
  6. Step 6: Final answer
    x = 1,557,814.60

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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.