Home / 1,892,272.32-2,838,860.40-630,110.88

Finding the Fourth Proportional to 1,892,272.32, 2,838,860.40 and 630,110.88

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Solution

The fourth proportional to 1,892,272.32, 2,838,860.40 and 630,110.88 is: 945,316.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,892,272.32 : 2,838,860.40 = 630,110.88 : x
  2. Step 2: Convert to fraction form
    1,892,272.32/2,838,860.40 = 630,110.88/x
  3. Step 3: Cross multiply
    1,892,272.32x = 2,838,860.40 × 630,110.88
  4. Step 4: Simplify right side
    1,892,272.32x = 1,788,796,824,841.15
  5. Step 5: Solve for x
    x = 1,788,796,824,841.15/1,892,272.32
  6. Step 6: Final answer
    x = 945,316.81

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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.