Home / 1,078,880.93-1,616,968.18-572,191.31

Finding the Fourth Proportional to 1,078,880.93, 1,616,968.18 and 572,191.31

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Solution

The fourth proportional to 1,078,880.93, 1,616,968.18 and 572,191.31 is: 857,569.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,880.93 : 1,616,968.18 = 572,191.31 : x
  2. Step 2: Convert to fraction form
    1,078,880.93/1,616,968.18 = 572,191.31/x
  3. Step 3: Cross multiply
    1,078,880.93x = 1,616,968.18 × 572,191.31
  4. Step 4: Simplify right side
    1,078,880.93x = 925,215,131,627.20
  5. Step 5: Solve for x
    x = 925,215,131,627.20/1,078,880.93
  6. Step 6: Final answer
    x = 857,569.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.