Home / 1,776,005.70-2,662,258.95-877,586.10

Finding the Fourth Proportional to 1,776,005.70, 2,662,258.95 and 877,586.10

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Solution

The fourth proportional to 1,776,005.70, 2,662,258.95 and 877,586.10 is: 1,315,514.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,005.70 : 2,662,258.95 = 877,586.10 : x
  2. Step 2: Convert to fraction form
    1,776,005.70/2,662,258.95 = 877,586.10/x
  3. Step 3: Cross multiply
    1,776,005.70x = 2,662,258.95 × 877,586.10
  4. Step 4: Simplify right side
    1,776,005.70x = 2,336,361,449,120.60
  5. Step 5: Solve for x
    x = 2,336,361,449,120.60/1,776,005.70
  6. Step 6: Final answer
    x = 1,315,514.61

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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.