Home / 2,860,007.10-3,946,886.88-1,682,688.16

Finding the Fourth Proportional to 2,860,007.10, 3,946,886.88 and 1,682,688.16

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Solution

The fourth proportional to 2,860,007.10, 3,946,886.88 and 1,682,688.16 is: 2,322,155.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860,007.10 : 3,946,886.88 = 1,682,688.16 : x
  2. Step 2: Convert to fraction form
    2,860,007.10/3,946,886.88 = 1,682,688.16/x
  3. Step 3: Cross multiply
    2,860,007.10x = 3,946,886.88 × 1,682,688.16
  4. Step 4: Simplify right side
    2,860,007.10x = 6,641,379,821,835.34
  5. Step 5: Solve for x
    x = 6,641,379,821,835.34/2,860,007.10
  6. Step 6: Final answer
    x = 2,322,155.01

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1.5x scale

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.