Home / 2,889,718.40-4,334,411.60-867,917.60

Finding the Fourth Proportional to 2,889,718.40, 4,334,411.60 and 867,917.60

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Solution

The fourth proportional to 2,889,718.40, 4,334,411.60 and 867,917.60 is: 1,301,826.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,718.40 : 4,334,411.60 = 867,917.60 : x
  2. Step 2: Convert to fraction form
    2,889,718.40/4,334,411.60 = 867,917.60/x
  3. Step 3: Cross multiply
    2,889,718.40x = 4,334,411.60 × 867,917.60
  4. Step 4: Simplify right side
    2,889,718.40x = 3,761,912,113,284.16
  5. Step 5: Solve for x
    x = 3,761,912,113,284.16/2,889,718.40
  6. Step 6: Final answer
    x = 1,301,826.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.