Home / 1,105,282.40-1,658,312.40-543,941.60

Finding the Fourth Proportional to 1,105,282.40, 1,658,312.40 and 543,941.60

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Solution

The fourth proportional to 1,105,282.40, 1,658,312.40 and 543,941.60 is: 816,103.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,282.40 : 1,658,312.40 = 543,941.60 : x
  2. Step 2: Convert to fraction form
    1,105,282.40/1,658,312.40 = 543,941.60/x
  3. Step 3: Cross multiply
    1,105,282.40x = 1,658,312.40 × 543,941.60
  4. Step 4: Simplify right side
    1,105,282.40x = 902,025,100,155.84
  5. Step 5: Solve for x
    x = 902,025,100,155.84/1,105,282.40
  6. Step 6: Final answer
    x = 816,103.74

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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.