Home / 1,779,608.40-2,670,287.40-832,815.60

Finding the Fourth Proportional to 1,779,608.40, 2,670,287.40 and 832,815.60

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Solution

The fourth proportional to 1,779,608.40, 2,670,287.40 and 832,815.60 is: 1,249,632.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,608.40 : 2,670,287.40 = 832,815.60 : x
  2. Step 2: Convert to fraction form
    1,779,608.40/2,670,287.40 = 832,815.60/x
  3. Step 3: Cross multiply
    1,779,608.40x = 2,670,287.40 × 832,815.60
  4. Step 4: Simplify right side
    1,779,608.40x = 2,223,857,003,203.44
  5. Step 5: Solve for x
    x = 2,223,857,003,203.44/1,779,608.40
  6. Step 6: Final answer
    x = 1,249,632.79

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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.