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Finding the Fourth Proportional to 4,558,122.74, 6,834,660.06 and 1,864,339.76

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Solution

The fourth proportional to 4,558,122.74, 6,834,660.06 and 1,864,339.76 is: 2,795,477.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558,122.74 : 6,834,660.06 = 1,864,339.76 : x
  2. Step 2: Convert to fraction form
    4,558,122.74/6,834,660.06 = 1,864,339.76/x
  3. Step 3: Cross multiply
    4,558,122.74x = 6,834,660.06 × 1,864,339.76
  4. Step 4: Simplify right side
    4,558,122.74x = 12,742,128,495,941.98
  5. Step 5: Solve for x
    x = 12,742,128,495,941.98/4,558,122.74
  6. Step 6: Final answer
    x = 2,795,477.27

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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.