Home / 4,078,056.74-6,116,689.56-1,238,193.50

Finding the Fourth Proportional to 4,078,056.74, 6,116,689.56 and 1,238,193.50

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Solution

The fourth proportional to 4,078,056.74, 6,116,689.56 and 1,238,193.50 is: 1,857,170.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,078,056.74 : 6,116,689.56 = 1,238,193.50 : x
  2. Step 2: Convert to fraction form
    4,078,056.74/6,116,689.56 = 1,238,193.50/x
  3. Step 3: Cross multiply
    4,078,056.74x = 6,116,689.56 × 1,238,193.50
  4. Step 4: Simplify right side
    4,078,056.74x = 7,573,645,254,709.86
  5. Step 5: Solve for x
    x = 7,573,645,254,709.86/4,078,056.74
  6. Step 6: Final answer
    x = 1,857,170.15

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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.