Home / 1,160,815.04-1,602,025.35-644,668.46

Finding the Fourth Proportional to 1,160,815.04, 1,602,025.35 and 644,668.46

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Solution

The fourth proportional to 1,160,815.04, 1,602,025.35 and 644,668.46 is: 889,698.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,815.04 : 1,602,025.35 = 644,668.46 : x
  2. Step 2: Convert to fraction form
    1,160,815.04/1,602,025.35 = 644,668.46/x
  3. Step 3: Cross multiply
    1,160,815.04x = 1,602,025.35 × 644,668.46
  4. Step 4: Simplify right side
    1,160,815.04x = 1,032,775,215,265.46
  5. Step 5: Solve for x
    x = 1,032,775,215,265.46/1,160,815.04
  6. Step 6: Final answer
    x = 889,698.34

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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.