Home / 1,148,924.62-1,585,485-639,627.04

Finding the Fourth Proportional to 1,148,924.62, 1,585,485 and 639,627.04

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Solution

The fourth proportional to 1,148,924.62, 1,585,485 and 639,627.04 is: 882,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,924.62 : 1,585,485 = 639,627.04 : x
  2. Step 2: Convert to fraction form
    1,148,924.62/1,585,485 = 639,627.04/x
  3. Step 3: Cross multiply
    1,148,924.62x = 1,585,485 × 639,627.04
  4. Step 4: Simplify right side
    1,148,924.62x = 1,014,119,077,514.40
  5. Step 5: Solve for x
    x = 1,014,119,077,514.40/1,148,924.62
  6. Step 6: Final answer
    x = 882,668.07

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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.