Home / 1,505,816.16-2,077,433.52-860,889.84

Finding the Fourth Proportional to 1,505,816.16, 2,077,433.52 and 860,889.84

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Solution

The fourth proportional to 1,505,816.16, 2,077,433.52 and 860,889.84 is: 1,187,689.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,505,816.16 : 2,077,433.52 = 860,889.84 : x
  2. Step 2: Convert to fraction form
    1,505,816.16/2,077,433.52 = 860,889.84/x
  3. Step 3: Cross multiply
    1,505,816.16x = 2,077,433.52 × 860,889.84
  4. Step 4: Simplify right side
    1,505,816.16x = 1,788,441,410,643.44
  5. Step 5: Solve for x
    x = 1,788,441,410,643.44/1,505,816.16
  6. Step 6: Final answer
    x = 1,187,689.08

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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.