Home / 1,166,493.02-1,610,211.78-911,926.22

Finding the Fourth Proportional to 1,166,493.02, 1,610,211.78 and 911,926.22

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Solution

The fourth proportional to 1,166,493.02, 1,610,211.78 and 911,926.22 is: 1,258,811.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,493.02 : 1,610,211.78 = 911,926.22 : x
  2. Step 2: Convert to fraction form
    1,166,493.02/1,610,211.78 = 911,926.22/x
  3. Step 3: Cross multiply
    1,166,493.02x = 1,610,211.78 × 911,926.22
  4. Step 4: Simplify right side
    1,166,493.02x = 1,468,394,333,883.81
  5. Step 5: Solve for x
    x = 1,468,394,333,883.81/1,166,493.02
  6. Step 6: Final answer
    x = 1,258,811.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.