Home / 1,586,702.24-2,189,108.32-1,014,072.72

Finding the Fourth Proportional to 1,586,702.24, 2,189,108.32 and 1,014,072.72

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Solution

The fourth proportional to 1,586,702.24, 2,189,108.32 and 1,014,072.72 is: 1,399,074.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,702.24 : 2,189,108.32 = 1,014,072.72 : x
  2. Step 2: Convert to fraction form
    1,586,702.24/2,189,108.32 = 1,014,072.72/x
  3. Step 3: Cross multiply
    1,586,702.24x = 2,189,108.32 × 1,014,072.72
  4. Step 4: Simplify right side
    1,586,702.24x = 2,219,915,028,437.03
  5. Step 5: Solve for x
    x = 2,219,915,028,437.03/1,586,702.24
  6. Step 6: Final answer
    x = 1,399,074.74

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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.