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Finding the Fourth Proportional to 3,497,647.03, 4,826,762.69 and 2,027,841.20

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Solution

The fourth proportional to 3,497,647.03, 4,826,762.69 and 2,027,841.20 is: 2,798,426.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,647.03 : 4,826,762.69 = 2,027,841.20 : x
  2. Step 2: Convert to fraction form
    3,497,647.03/4,826,762.69 = 2,027,841.20/x
  3. Step 3: Cross multiply
    3,497,647.03x = 4,826,762.69 × 2,027,841.20
  4. Step 4: Simplify right side
    3,497,647.03x = 9,787,908,248,510.74
  5. Step 5: Solve for x
    x = 9,787,908,248,510.74/3,497,647.03
  6. Step 6: Final answer
    x = 2,798,426.53

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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.