Home / 1,284,706.10-1,772,824.58-711,712.10

Finding the Fourth Proportional to 1,284,706.10, 1,772,824.58 and 711,712.10

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Solution

The fourth proportional to 1,284,706.10, 1,772,824.58 and 711,712.10 is: 982,124.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,284,706.10 : 1,772,824.58 = 711,712.10 : x
  2. Step 2: Convert to fraction form
    1,284,706.10/1,772,824.58 = 711,712.10/x
  3. Step 3: Cross multiply
    1,284,706.10x = 1,772,824.58 × 711,712.10
  4. Step 4: Simplify right side
    1,284,706.10x = 1,261,740,704,763.42
  5. Step 5: Solve for x
    x = 1,261,740,704,763.42/1,284,706.10
  6. Step 6: Final answer
    x = 982,124.01

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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.