Home / 1,066,698.06-1,600,048.62-435,611.87

Finding the Fourth Proportional to 1,066,698.06, 1,600,048.62 and 435,611.87

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Solution

The fourth proportional to 1,066,698.06, 1,600,048.62 and 435,611.87 is: 653,418.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066,698.06 : 1,600,048.62 = 435,611.87 : x
  2. Step 2: Convert to fraction form
    1,066,698.06/1,600,048.62 = 435,611.87/x
  3. Step 3: Cross multiply
    1,066,698.06x = 1,600,048.62 × 435,611.87
  4. Step 4: Simplify right side
    1,066,698.06x = 697,000,171,449.12
  5. Step 5: Solve for x
    x = 697,000,171,449.12/1,066,698.06
  6. Step 6: Final answer
    x = 653,418.43

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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.