Home / 1,683,706.12-2,323,485.30-919,740.04

Finding the Fourth Proportional to 1,683,706.12, 2,323,485.30 and 919,740.04

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Solution

The fourth proportional to 1,683,706.12, 2,323,485.30 and 919,740.04 is: 1,269,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,683,706.12 : 2,323,485.30 = 919,740.04 : x
  2. Step 2: Convert to fraction form
    1,683,706.12/2,323,485.30 = 919,740.04/x
  3. Step 3: Cross multiply
    1,683,706.12x = 2,323,485.30 × 919,740.04
  4. Step 4: Simplify right side
    1,683,706.12x = 2,137,002,462,761.41
  5. Step 5: Solve for x
    x = 2,137,002,462,761.41/1,683,706.12
  6. Step 6: Final answer
    x = 1,269,225.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.