Home / 1,192,271.60-1,645,354.14-648,418.16

Finding the Fourth Proportional to 1,192,271.60, 1,645,354.14 and 648,418.16

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Solution

The fourth proportional to 1,192,271.60, 1,645,354.14 and 648,418.16 is: 894,827.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,271.60 : 1,645,354.14 = 648,418.16 : x
  2. Step 2: Convert to fraction form
    1,192,271.60/1,645,354.14 = 648,418.16/x
  3. Step 3: Cross multiply
    1,192,271.60x = 1,645,354.14 × 648,418.16
  4. Step 4: Simplify right side
    1,192,271.60x = 1,066,877,504,007.18
  5. Step 5: Solve for x
    x = 1,066,877,504,007.18/1,192,271.60
  6. Step 6: Final answer
    x = 894,827.57

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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.