Home / 4,682,002.60-7,020,152.70-1,838,708.20

Finding the Fourth Proportional to 4,682,002.60, 7,020,152.70 and 1,838,708.20

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Solution

The fourth proportional to 4,682,002.60, 7,020,152.70 and 1,838,708.20 is: 2,756,942.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,682,002.60 : 7,020,152.70 = 1,838,708.20 : x
  2. Step 2: Convert to fraction form
    4,682,002.60/7,020,152.70 = 1,838,708.20/x
  3. Step 3: Cross multiply
    4,682,002.60x = 7,020,152.70 × 1,838,708.20
  4. Step 4: Simplify right side
    4,682,002.60x = 12,908,012,334,742.14
  5. Step 5: Solve for x
    x = 12,908,012,334,742.14/4,682,002.60
  6. Step 6: Final answer
    x = 2,756,942.58

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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.