Home / 2,586,238.95-3,569,120.48-1,440,319.29

Finding the Fourth Proportional to 2,586,238.95, 3,569,120.48 and 1,440,319.29

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Solution

The fourth proportional to 2,586,238.95, 3,569,120.48 and 1,440,319.29 is: 1,987,702.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,586,238.95 : 3,569,120.48 = 1,440,319.29 : x
  2. Step 2: Convert to fraction form
    2,586,238.95/3,569,120.48 = 1,440,319.29/x
  3. Step 3: Cross multiply
    2,586,238.95x = 3,569,120.48 × 1,440,319.29
  4. Step 4: Simplify right side
    2,586,238.95x = 5,140,673,073,877.66
  5. Step 5: Solve for x
    x = 5,140,673,073,877.66/2,586,238.95
  6. Step 6: Final answer
    x = 1,987,702.29

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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.