Home / 3,537,638.20-5,294,210.10-2,118,712.60

Finding the Fourth Proportional to 3,537,638.20, 5,294,210.10 and 2,118,712.60

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Solution

The fourth proportional to 3,537,638.20, 5,294,210.10 and 2,118,712.60 is: 3,170,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537,638.20 : 5,294,210.10 = 2,118,712.60 : x
  2. Step 2: Convert to fraction form
    3,537,638.20/5,294,210.10 = 2,118,712.60/x
  3. Step 3: Cross multiply
    3,537,638.20x = 5,294,210.10 × 2,118,712.60
  4. Step 4: Simplify right side
    3,537,638.20x = 11,216,909,645,917.26
  5. Step 5: Solve for x
    x = 11,216,909,645,917.26/3,537,638.20
  6. Step 6: Final answer
    x = 3,170,733.98

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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.