Home / 2,180,409.70-3,271,132.17-684,501.70

Finding the Fourth Proportional to 2,180,409.70, 3,271,132.17 and 684,501.70

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Solution

The fourth proportional to 2,180,409.70, 3,271,132.17 and 684,501.70 is: 1,026,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,409.70 : 3,271,132.17 = 684,501.70 : x
  2. Step 2: Convert to fraction form
    2,180,409.70/3,271,132.17 = 684,501.70/x
  3. Step 3: Cross multiply
    2,180,409.70x = 3,271,132.17 × 684,501.70
  4. Step 4: Simplify right side
    2,180,409.70x = 2,239,095,531,289.69
  5. Step 5: Solve for x
    x = 2,239,095,531,289.69/2,180,409.70
  6. Step 6: Final answer
    x = 1,026,915.05

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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.