Home / 1,097,815.20-1,646,313.20-432,829.60

Finding the Fourth Proportional to 1,097,815.20, 1,646,313.20 and 432,829.60

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Solution

The fourth proportional to 1,097,815.20, 1,646,313.20 and 432,829.60 is: 649,082.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,815.20 : 1,646,313.20 = 432,829.60 : x
  2. Step 2: Convert to fraction form
    1,097,815.20/1,646,313.20 = 432,829.60/x
  3. Step 3: Cross multiply
    1,097,815.20x = 1,646,313.20 × 432,829.60
  4. Step 4: Simplify right side
    1,097,815.20x = 712,573,083,830.72
  5. Step 5: Solve for x
    x = 712,573,083,830.72/1,097,815.20
  6. Step 6: Final answer
    x = 649,082.91

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1.5x scale

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.