Home / 1,725,261.60-2,585,948.40-827,133.60

Finding the Fourth Proportional to 1,725,261.60, 2,585,948.40 and 827,133.60

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Solution

The fourth proportional to 1,725,261.60, 2,585,948.40 and 827,133.60 is: 1,239,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,261.60 : 2,585,948.40 = 827,133.60 : x
  2. Step 2: Convert to fraction form
    1,725,261.60/2,585,948.40 = 827,133.60/x
  3. Step 3: Cross multiply
    1,725,261.60x = 2,585,948.40 × 827,133.60
  4. Step 4: Simplify right side
    1,725,261.60x = 2,138,924,809,506.24
  5. Step 5: Solve for x
    x = 2,138,924,809,506.24/1,725,261.60
  6. Step 6: Final answer
    x = 1,239,768.40

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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.