Home / 1,905,989-2,630,264.82-1,101,173

Finding the Fourth Proportional to 1,905,989, 2,630,264.82 and 1,101,173

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Solution

The fourth proportional to 1,905,989, 2,630,264.82 and 1,101,173 is: 1,519,618.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,989 : 2,630,264.82 = 1,101,173 : x
  2. Step 2: Convert to fraction form
    1,905,989/2,630,264.82 = 1,101,173/x
  3. Step 3: Cross multiply
    1,905,989x = 2,630,264.82 × 1,101,173
  4. Step 4: Simplify right side
    1,905,989x = 2,896,376,602,633.86
  5. Step 5: Solve for x
    x = 2,896,376,602,633.86/1,905,989
  6. Step 6: Final answer
    x = 1,519,618.74

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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.