Home / 6,454,674.08-8,907,509.39-3,554,168.74

Finding the Fourth Proportional to 6,454,674.08, 8,907,509.39 and 3,554,168.74

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Solution

The fourth proportional to 6,454,674.08, 8,907,509.39 and 3,554,168.74 is: 4,904,785.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454,674.08 : 8,907,509.39 = 3,554,168.74 : x
  2. Step 2: Convert to fraction form
    6,454,674.08/8,907,509.39 = 3,554,168.74/x
  3. Step 3: Cross multiply
    6,454,674.08x = 8,907,509.39 × 3,554,168.74
  4. Step 4: Simplify right side
    6,454,674.08x = 31,658,791,385,154.85
  5. Step 5: Solve for x
    x = 31,658,791,385,154.85/6,454,674.08
  6. Step 6: Final answer
    x = 4,904,785.43

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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.