Home / 1,112,478.81-1,535,277.02-622,503.33

Finding the Fourth Proportional to 1,112,478.81, 1,535,277.02 and 622,503.33

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Solution

The fourth proportional to 1,112,478.81, 1,535,277.02 and 622,503.33 is: 859,086.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,478.81 : 1,535,277.02 = 622,503.33 : x
  2. Step 2: Convert to fraction form
    1,112,478.81/1,535,277.02 = 622,503.33/x
  3. Step 3: Cross multiply
    1,112,478.81x = 1,535,277.02 × 622,503.33
  4. Step 4: Simplify right side
    1,112,478.81x = 955,715,054,309.96
  5. Step 5: Solve for x
    x = 955,715,054,309.96/1,112,478.81
  6. Step 6: Final answer
    x = 859,086.07

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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.