Home / 1,498,176-2,067,520.32-909,482.40

Finding the Fourth Proportional to 1,498,176, 2,067,520.32 and 909,482.40

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Solution

The fourth proportional to 1,498,176, 2,067,520.32 and 909,482.40 is: 1,255,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,498,176 : 2,067,520.32 = 909,482.40 : x
  2. Step 2: Convert to fraction form
    1,498,176/2,067,520.32 = 909,482.40/x
  3. Step 3: Cross multiply
    1,498,176x = 2,067,520.32 × 909,482.40
  4. Step 4: Simplify right side
    1,498,176x = 1,880,373,342,682.37
  5. Step 5: Solve for x
    x = 1,880,373,342,682.37/1,498,176
  6. Step 6: Final answer
    x = 1,255,108.44

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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.