Home / 1,859,138.17-2,567,949.23-1,533,630.76

Finding the Fourth Proportional to 1,859,138.17, 2,567,949.23 and 1,533,630.76

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Solution

The fourth proportional to 1,859,138.17, 2,567,949.23 and 1,533,630.76 is: 2,118,339.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,859,138.17 : 2,567,949.23 = 1,533,630.76 : x
  2. Step 2: Convert to fraction form
    1,859,138.17/2,567,949.23 = 1,533,630.76/x
  3. Step 3: Cross multiply
    1,859,138.17x = 2,567,949.23 × 1,533,630.76
  4. Step 4: Simplify right side
    1,859,138.17x = 3,938,285,929,246.32
  5. Step 5: Solve for x
    x = 3,938,285,929,246.32/1,859,138.17
  6. Step 6: Final answer
    x = 2,118,339.56

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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.