Home / 1,226,771.88-1,840,231.34-385,323.63

Finding the Fourth Proportional to 1,226,771.88, 1,840,231.34 and 385,323.63

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Solution

The fourth proportional to 1,226,771.88, 1,840,231.34 and 385,323.63 is: 578,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,771.88 : 1,840,231.34 = 385,323.63 : x
  2. Step 2: Convert to fraction form
    1,226,771.88/1,840,231.34 = 385,323.63/x
  3. Step 3: Cross multiply
    1,226,771.88x = 1,840,231.34 × 385,323.63
  4. Step 4: Simplify right side
    1,226,771.88x = 709,084,618,041.95
  5. Step 5: Solve for x
    x = 709,084,618,041.95/1,226,771.88
  6. Step 6: Final answer
    x = 578,008.54

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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.