Home / 4,892,564.80-7,338,847.20-1,698,013.90

Finding the Fourth Proportional to 4,892,564.80, 7,338,847.20 and 1,698,013.90

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Solution

The fourth proportional to 4,892,564.80, 7,338,847.20 and 1,698,013.90 is: 2,547,020.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,564.80 : 7,338,847.20 = 1,698,013.90 : x
  2. Step 2: Convert to fraction form
    4,892,564.80/7,338,847.20 = 1,698,013.90/x
  3. Step 3: Cross multiply
    4,892,564.80x = 7,338,847.20 × 1,698,013.90
  4. Step 4: Simplify right side
    4,892,564.80x = 12,461,464,555,576.08
  5. Step 5: Solve for x
    x = 12,461,464,555,576.08/4,892,564.80
  6. Step 6: Final answer
    x = 2,547,020.85

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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.