Home / 1,166,819.60-1,750,229.40-686,554.40

Finding the Fourth Proportional to 1,166,819.60, 1,750,229.40 and 686,554.40

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Solution

The fourth proportional to 1,166,819.60, 1,750,229.40 and 686,554.40 is: 1,029,831.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,819.60 : 1,750,229.40 = 686,554.40 : x
  2. Step 2: Convert to fraction form
    1,166,819.60/1,750,229.40 = 686,554.40/x
  3. Step 3: Cross multiply
    1,166,819.60x = 1,750,229.40 × 686,554.40
  4. Step 4: Simplify right side
    1,166,819.60x = 1,201,627,695,579.36
  5. Step 5: Solve for x
    x = 1,201,627,695,579.36/1,166,819.60
  6. Step 6: Final answer
    x = 1,029,831.60

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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.