Home / 1,764,743.06-2,640,434.55-1,045,470.89

Finding the Fourth Proportional to 1,764,743.06, 2,640,434.55 and 1,045,470.89

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Solution

The fourth proportional to 1,764,743.06, 2,640,434.55 and 1,045,470.89 is: 1,564,248.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,743.06 : 2,640,434.55 = 1,045,470.89 : x
  2. Step 2: Convert to fraction form
    1,764,743.06/2,640,434.55 = 1,045,470.89/x
  3. Step 3: Cross multiply
    1,764,743.06x = 2,640,434.55 × 1,045,470.89
  4. Step 4: Simplify right side
    1,764,743.06x = 2,760,497,458,975.25
  5. Step 5: Solve for x
    x = 2,760,497,458,975.25/1,764,743.06
  6. Step 6: Final answer
    x = 1,564,248.94

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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.