Home / 3,909,117.80-5,863,676.70-3,237,271.40

Finding the Fourth Proportional to 3,909,117.80, 5,863,676.70 and 3,237,271.40

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Solution

The fourth proportional to 3,909,117.80, 5,863,676.70 and 3,237,271.40 is: 4,855,907.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,909,117.80 : 5,863,676.70 = 3,237,271.40 : x
  2. Step 2: Convert to fraction form
    3,909,117.80/5,863,676.70 = 3,237,271.40/x
  3. Step 3: Cross multiply
    3,909,117.80x = 5,863,676.70 × 3,237,271.40
  4. Step 4: Simplify right side
    3,909,117.80x = 18,982,312,879,756.38
  5. Step 5: Solve for x
    x = 18,982,312,879,756.38/3,909,117.80
  6. Step 6: Final answer
    x = 4,855,907.10

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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.