Home / 1,066,864.60-1,597,964.10-828,335.80

Finding the Fourth Proportional to 1,066,864.60, 1,597,964.10 and 828,335.80

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Solution

The fourth proportional to 1,066,864.60, 1,597,964.10 and 828,335.80 is: 1,240,692.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,864.60 : 1,597,964.10 = 828,335.80 : x
  2. Step 2: Convert to fraction form
    1,066,864.60/1,597,964.10 = 828,335.80/x
  3. Step 3: Cross multiply
    1,066,864.60x = 1,597,964.10 × 828,335.80
  4. Step 4: Simplify right side
    1,066,864.60x = 1,323,650,871,144.78
  5. Step 5: Solve for x
    x = 1,323,650,871,144.78/1,066,864.60
  6. Step 6: Final answer
    x = 1,240,692.47

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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.