Home / 1,725,258.60-2,585,943.90-827,130.60

Finding the Fourth Proportional to 1,725,258.60, 2,585,943.90 and 827,130.60

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Solution

The fourth proportional to 1,725,258.60, 2,585,943.90 and 827,130.60 is: 1,239,763.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,725,258.60 : 2,585,943.90 = 827,130.60 : x
  2. Step 2: Convert to fraction form
    1,725,258.60/2,585,943.90 = 827,130.60/x
  3. Step 3: Cross multiply
    1,725,258.60x = 2,585,943.90 × 827,130.60
  4. Step 4: Simplify right side
    1,725,258.60x = 2,138,913,329,573.34
  5. Step 5: Solve for x
    x = 2,138,913,329,573.34/1,725,258.60
  6. Step 6: Final answer
    x = 1,239,763.90

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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.