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Finding the Fourth Proportional to 2,648,271.60, 3,972,407.40 and 2,050,400.48

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Solution

The fourth proportional to 2,648,271.60, 3,972,407.40 and 2,050,400.48 is: 3,075,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,648,271.60 : 3,972,407.40 = 2,050,400.48 : x
  2. Step 2: Convert to fraction form
    2,648,271.60/3,972,407.40 = 2,050,400.48/x
  3. Step 3: Cross multiply
    2,648,271.60x = 3,972,407.40 × 2,050,400.48
  4. Step 4: Simplify right side
    2,648,271.60x = 8,145,026,019,853.52
  5. Step 5: Solve for x
    x = 8,145,026,019,853.52/2,648,271.60
  6. Step 6: Final answer
    x = 3,075,600.71

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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.