Home / 2,911,264.89-4,017,492.39-1,622,077.73

Finding the Fourth Proportional to 2,911,264.89, 4,017,492.39 and 1,622,077.73

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Solution

The fourth proportional to 2,911,264.89, 4,017,492.39 and 1,622,077.73 is: 2,238,437.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,264.89 : 4,017,492.39 = 1,622,077.73 : x
  2. Step 2: Convert to fraction form
    2,911,264.89/4,017,492.39 = 1,622,077.73/x
  3. Step 3: Cross multiply
    2,911,264.89x = 4,017,492.39 × 1,622,077.73
  4. Step 4: Simplify right side
    2,911,264.89x = 6,516,684,928,153.09
  5. Step 5: Solve for x
    x = 6,516,684,928,153.09/2,911,264.89
  6. Step 6: Final answer
    x = 2,238,437.65

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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.