Home / 3,124,478.18-4,686,626.55-994,690.10

Finding the Fourth Proportional to 3,124,478.18, 4,686,626.55 and 994,690.10

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Solution

The fourth proportional to 3,124,478.18, 4,686,626.55 and 994,690.10 is: 1,492,006.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,124,478.18 : 4,686,626.55 = 994,690.10 : x
  2. Step 2: Convert to fraction form
    3,124,478.18/4,686,626.55 = 994,690.10/x
  3. Step 3: Cross multiply
    3,124,478.18x = 4,686,626.55 × 994,690.10
  4. Step 4: Simplify right side
    3,124,478.18x = 4,661,741,031,682.15
  5. Step 5: Solve for x
    x = 4,661,741,031,682.15/3,124,478.18
  6. Step 6: Final answer
    x = 1,492,006.27

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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.