Home / 1,535,365.89-2,302,379.97-815,550.07

Finding the Fourth Proportional to 1,535,365.89, 2,302,379.97 and 815,550.07

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Solution

The fourth proportional to 1,535,365.89, 2,302,379.97 and 815,550.07 is: 1,222,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,535,365.89 : 2,302,379.97 = 815,550.07 : x
  2. Step 2: Convert to fraction form
    1,535,365.89/2,302,379.97 = 815,550.07/x
  3. Step 3: Cross multiply
    1,535,365.89x = 2,302,379.97 × 815,550.07
  4. Step 4: Simplify right side
    1,535,365.89x = 1,877,706,145,700.10
  5. Step 5: Solve for x
    x = 1,877,706,145,700.10/1,535,365.89
  6. Step 6: Final answer
    x = 1,222,969.82

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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.