Home / 1,161,027.63-1,602,073.04-644,711.32

Finding the Fourth Proportional to 1,161,027.63, 1,602,073.04 and 644,711.32

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Solution

The fourth proportional to 1,161,027.63, 1,602,073.04 and 644,711.32 is: 889,621.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,027.63 : 1,602,073.04 = 644,711.32 : x
  2. Step 2: Convert to fraction form
    1,161,027.63/1,602,073.04 = 644,711.32/x
  3. Step 3: Cross multiply
    1,161,027.63x = 1,602,073.04 × 644,711.32
  4. Step 4: Simplify right side
    1,161,027.63x = 1,032,874,620,349.63
  5. Step 5: Solve for x
    x = 1,032,874,620,349.63/1,161,027.63
  6. Step 6: Final answer
    x = 889,621.05

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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.