Home / 1,551,060.98-2,140,433.39-862,718.02

Finding the Fourth Proportional to 1,551,060.98, 2,140,433.39 and 862,718.02

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Solution

The fourth proportional to 1,551,060.98, 2,140,433.39 and 862,718.02 is: 1,190,533.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,060.98 : 2,140,433.39 = 862,718.02 : x
  2. Step 2: Convert to fraction form
    1,551,060.98/2,140,433.39 = 862,718.02/x
  3. Step 3: Cross multiply
    1,551,060.98x = 2,140,433.39 × 862,718.02
  4. Step 4: Simplify right side
    1,551,060.98x = 1,846,590,456,550.45
  5. Step 5: Solve for x
    x = 1,846,590,456,550.45/1,551,060.98
  6. Step 6: Final answer
    x = 1,190,533.76

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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.