Home / 4,585,946.40-6,878,044.80-1,391,176.80

Finding the Fourth Proportional to 4,585,946.40, 6,878,044.80 and 1,391,176.80

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Solution

The fourth proportional to 4,585,946.40, 6,878,044.80 and 1,391,176.80 is: 2,086,499.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,585,946.40 : 6,878,044.80 = 1,391,176.80 : x
  2. Step 2: Convert to fraction form
    4,585,946.40/6,878,044.80 = 1,391,176.80/x
  3. Step 3: Cross multiply
    4,585,946.40x = 6,878,044.80 × 1,391,176.80
  4. Step 4: Simplify right side
    4,585,946.40x = 9,568,576,355,120.64
  5. Step 5: Solve for x
    x = 9,568,576,355,120.64/4,585,946.40
  6. Step 6: Final answer
    x = 2,086,499.82

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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.