Home / 1,505,559.40-2,077,673.96-817,230.80

Finding the Fourth Proportional to 1,505,559.40, 2,077,673.96 and 817,230.80

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Solution

The fourth proportional to 1,505,559.40, 2,077,673.96 and 817,230.80 is: 1,127,779.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,559.40 : 2,077,673.96 = 817,230.80 : x
  2. Step 2: Convert to fraction form
    1,505,559.40/2,077,673.96 = 817,230.80/x
  3. Step 3: Cross multiply
    1,505,559.40x = 2,077,673.96 × 817,230.80
  4. Step 4: Simplify right side
    1,505,559.40x = 1,697,939,152,469.97
  5. Step 5: Solve for x
    x = 1,697,939,152,469.97/1,505,559.40
  6. Step 6: Final answer
    x = 1,127,779.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.