Home / 1,277,059.34-1,916,835.60-1,054,685.18

Finding the Fourth Proportional to 1,277,059.34, 1,916,835.60 and 1,054,685.18

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Solution

The fourth proportional to 1,277,059.34, 1,916,835.60 and 1,054,685.18 is: 1,583,057.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,059.34 : 1,916,835.60 = 1,054,685.18 : x
  2. Step 2: Convert to fraction form
    1,277,059.34/1,916,835.60 = 1,054,685.18/x
  3. Step 3: Cross multiply
    1,277,059.34x = 1,916,835.60 × 1,054,685.18
  4. Step 4: Simplify right side
    1,277,059.34x = 2,021,658,099,816.41
  5. Step 5: Solve for x
    x = 2,021,658,099,816.41/1,277,059.34
  6. Step 6: Final answer
    x = 1,583,057.29

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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.