Home / 1,776,007.20-2,662,261.20-877,587.60

Finding the Fourth Proportional to 1,776,007.20, 2,662,261.20 and 877,587.60

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Solution

The fourth proportional to 1,776,007.20, 2,662,261.20 and 877,587.60 is: 1,315,516.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,776,007.20 : 2,662,261.20 = 877,587.60 : x
  2. Step 2: Convert to fraction form
    1,776,007.20/2,662,261.20 = 877,587.60/x
  3. Step 3: Cross multiply
    1,776,007.20x = 2,662,261.20 × 877,587.60
  4. Step 4: Simplify right side
    1,776,007.20x = 2,336,367,417,081.12
  5. Step 5: Solve for x
    x = 2,336,367,417,081.12/1,776,007.20
  6. Step 6: Final answer
    x = 1,315,516.86

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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.