Home / 1,150,514.02-1,587,763.40-641,220.04

Finding the Fourth Proportional to 1,150,514.02, 1,587,763.40 and 641,220.04

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Solution

The fourth proportional to 1,150,514.02, 1,587,763.40 and 641,220.04 is: 884,913.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,514.02 : 1,587,763.40 = 641,220.04 : x
  2. Step 2: Convert to fraction form
    1,150,514.02/1,587,763.40 = 641,220.04/x
  3. Step 3: Cross multiply
    1,150,514.02x = 1,587,763.40 × 641,220.04
  4. Step 4: Simplify right side
    1,150,514.02x = 1,018,105,710,858.54
  5. Step 5: Solve for x
    x = 1,018,105,710,858.54/1,150,514.02
  6. Step 6: Final answer
    x = 884,913.78

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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.