Home / 1,759,611.42-2,639,462.99-561,532.11

Finding the Fourth Proportional to 1,759,611.42, 2,639,462.99 and 561,532.11

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Solution

The fourth proportional to 1,759,611.42, 2,639,462.99 and 561,532.11 is: 842,312.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759,611.42 : 2,639,462.99 = 561,532.11 : x
  2. Step 2: Convert to fraction form
    1,759,611.42/2,639,462.99 = 561,532.11/x
  3. Step 3: Cross multiply
    1,759,611.42x = 2,639,462.99 × 561,532.11
  4. Step 4: Simplify right side
    1,759,611.42x = 1,482,143,222,041.61
  5. Step 5: Solve for x
    x = 1,482,143,222,041.61/1,759,611.42
  6. Step 6: Final answer
    x = 842,312.80

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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.