Home / 4,747,898.90-7,121,857.26-1,153,668.89

Finding the Fourth Proportional to 4,747,898.90, 7,121,857.26 and 1,153,668.89

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Solution

The fourth proportional to 4,747,898.90, 7,121,857.26 and 1,153,668.89 is: 1,730,505.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747,898.90 : 7,121,857.26 = 1,153,668.89 : x
  2. Step 2: Convert to fraction form
    4,747,898.90/7,121,857.26 = 1,153,668.89/x
  3. Step 3: Cross multiply
    4,747,898.90x = 7,121,857.26 × 1,153,668.89
  4. Step 4: Simplify right side
    4,747,898.90x = 8,216,265,159,882.64
  5. Step 5: Solve for x
    x = 8,216,265,159,882.64/4,747,898.90
  6. Step 6: Final answer
    x = 1,730,505.50

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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.