Home / 2,114,668-2,918,244.77-1,147,798.50

Finding the Fourth Proportional to 2,114,668, 2,918,244.77 and 1,147,798.50

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Solution

The fourth proportional to 2,114,668, 2,918,244.77 and 1,147,798.50 is: 1,583,963.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,668 : 2,918,244.77 = 1,147,798.50 : x
  2. Step 2: Convert to fraction form
    2,114,668/2,918,244.77 = 1,147,798.50/x
  3. Step 3: Cross multiply
    2,114,668x = 2,918,244.77 × 1,147,798.50
  4. Step 4: Simplify right side
    2,114,668x = 3,349,556,969,638.85
  5. Step 5: Solve for x
    x = 3,349,556,969,638.85/2,114,668
  6. Step 6: Final answer
    x = 1,583,963.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.