Home / 4,470,907.20-6,707,235.60-1,912,117.20

Finding the Fourth Proportional to 4,470,907.20, 6,707,235.60 and 1,912,117.20

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Solution

The fourth proportional to 4,470,907.20, 6,707,235.60 and 1,912,117.20 is: 2,868,549.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,470,907.20 : 6,707,235.60 = 1,912,117.20 : x
  2. Step 2: Convert to fraction form
    4,470,907.20/6,707,235.60 = 1,912,117.20/x
  3. Step 3: Cross multiply
    4,470,907.20x = 6,707,235.60 × 1,912,117.20
  4. Step 4: Simplify right side
    4,470,907.20x = 12,825,020,555,212.32
  5. Step 5: Solve for x
    x = 12,825,020,555,212.32/4,470,907.20
  6. Step 6: Final answer
    x = 2,868,549.93

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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.