Home / 4,698,911.91-7,048,374.05-1,287,228.83

Finding the Fourth Proportional to 4,698,911.91, 7,048,374.05 and 1,287,228.83

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Solution

The fourth proportional to 4,698,911.91, 7,048,374.05 and 1,287,228.83 is: 1,930,844.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,698,911.91 : 7,048,374.05 = 1,287,228.83 : x
  2. Step 2: Convert to fraction form
    4,698,911.91/7,048,374.05 = 1,287,228.83/x
  3. Step 3: Cross multiply
    4,698,911.91x = 7,048,374.05 × 1,287,228.83
  4. Step 4: Simplify right side
    4,698,911.91x = 9,072,870,292,968.65
  5. Step 5: Solve for x
    x = 9,072,870,292,968.65/4,698,911.91
  6. Step 6: Final answer
    x = 1,930,844.94

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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.