Home / 1,025,107.20-1,537,660.80-950,457.60

Finding the Fourth Proportional to 1,025,107.20, 1,537,660.80 and 950,457.60

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Solution

The fourth proportional to 1,025,107.20, 1,537,660.80 and 950,457.60 is: 1,425,686.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,107.20 : 1,537,660.80 = 950,457.60 : x
  2. Step 2: Convert to fraction form
    1,025,107.20/1,537,660.80 = 950,457.60/x
  3. Step 3: Cross multiply
    1,025,107.20x = 1,537,660.80 × 950,457.60
  4. Step 4: Simplify right side
    1,025,107.20x = 1,461,481,393,582.08
  5. Step 5: Solve for x
    x = 1,461,481,393,582.08/1,025,107.20
  6. Step 6: Final answer
    x = 1,425,686.40

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Double scale
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Similar ratio
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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.