Home / 2,543,375.19-3,509,856.95-1,397,529.35

Finding the Fourth Proportional to 2,543,375.19, 3,509,856.95 and 1,397,529.35

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Solution

The fourth proportional to 2,543,375.19, 3,509,856.95 and 1,397,529.35 is: 1,928,590.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543,375.19 : 3,509,856.95 = 1,397,529.35 : x
  2. Step 2: Convert to fraction form
    2,543,375.19/3,509,856.95 = 1,397,529.35/x
  3. Step 3: Cross multiply
    2,543,375.19x = 3,509,856.95 × 1,397,529.35
  4. Step 4: Simplify right side
    2,543,375.19x = 4,905,128,077,389.55
  5. Step 5: Solve for x
    x = 4,905,128,077,389.55/2,543,375.19
  6. Step 6: Final answer
    x = 1,928,590.05

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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.