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Finding the Fourth Proportional to 1,739,063.80, 2,603,346.90 and 1,739,063.80

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Solution

The fourth proportional to 1,739,063.80, 2,603,346.90 and 1,739,063.80 is: 2,603,346.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,063.80 : 2,603,346.90 = 1,739,063.80 : x
  2. Step 2: Convert to fraction form
    1,739,063.80/2,603,346.90 = 1,739,063.80/x
  3. Step 3: Cross multiply
    1,739,063.80x = 2,603,346.90 × 1,739,063.80
  4. Step 4: Simplify right side
    1,739,063.80x = 4,527,386,352,632.22
  5. Step 5: Solve for x
    x = 4,527,386,352,632.22/1,739,063.80
  6. Step 6: Final answer
    x = 2,603,346.90

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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.