Home / 1,610,008.20-2,415,094.92-411,940.80

Finding the Fourth Proportional to 1,610,008.20, 2,415,094.92 and 411,940.80

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Solution

The fourth proportional to 1,610,008.20, 2,415,094.92 and 411,940.80 is: 617,932.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,008.20 : 2,415,094.92 = 411,940.80 : x
  2. Step 2: Convert to fraction form
    1,610,008.20/2,415,094.92 = 411,940.80/x
  3. Step 3: Cross multiply
    1,610,008.20x = 2,415,094.92 × 411,940.80
  4. Step 4: Simplify right side
    1,610,008.20x = 994,876,133,420.74
  5. Step 5: Solve for x
    x = 994,876,133,420.74/1,610,008.20
  6. Step 6: Final answer
    x = 617,932.34

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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.