Home / 1,361,572.90-2,042,032.39-401,769.16

Finding the Fourth Proportional to 1,361,572.90, 2,042,032.39 and 401,769.16

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Solution

The fourth proportional to 1,361,572.90, 2,042,032.39 and 401,769.16 is: 602,557.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,572.90 : 2,042,032.39 = 401,769.16 : x
  2. Step 2: Convert to fraction form
    1,361,572.90/2,042,032.39 = 401,769.16/x
  3. Step 3: Cross multiply
    1,361,572.90x = 2,042,032.39 × 401,769.16
  4. Step 4: Simplify right side
    1,361,572.90x = 820,425,631,913.59
  5. Step 5: Solve for x
    x = 820,425,631,913.59/1,361,572.90
  6. Step 6: Final answer
    x = 602,557.26

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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.