Home / 2,174,818.52-3,000,915.93-1,256,870.39

Finding the Fourth Proportional to 2,174,818.52, 3,000,915.93 and 1,256,870.39

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Solution

The fourth proportional to 2,174,818.52, 3,000,915.93 and 1,256,870.39 is: 1,734,288.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,818.52 : 3,000,915.93 = 1,256,870.39 : x
  2. Step 2: Convert to fraction form
    2,174,818.52/3,000,915.93 = 1,256,870.39/x
  3. Step 3: Cross multiply
    2,174,818.52x = 3,000,915.93 × 1,256,870.39
  4. Step 4: Simplify right side
    2,174,818.52x = 3,771,762,380,604.21
  5. Step 5: Solve for x
    x = 3,771,762,380,604.21/2,174,818.52
  6. Step 6: Final answer
    x = 1,734,288.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.