Home / 3,007,639.76-4,511,384.66-877,742.34

Finding the Fourth Proportional to 3,007,639.76, 4,511,384.66 and 877,742.34

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Solution

The fourth proportional to 3,007,639.76, 4,511,384.66 and 877,742.34 is: 1,316,591.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,007,639.76 : 4,511,384.66 = 877,742.34 : x
  2. Step 2: Convert to fraction form
    3,007,639.76/4,511,384.66 = 877,742.34/x
  3. Step 3: Cross multiply
    3,007,639.76x = 4,511,384.66 × 877,742.34
  4. Step 4: Simplify right side
    3,007,639.76x = 3,959,833,328,108.50
  5. Step 5: Solve for x
    x = 3,959,833,328,108.50/3,007,639.76
  6. Step 6: Final answer
    x = 1,316,591.63

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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.