Home / 2,915,828.10-4,023,844.49-1,626,668.49

Finding the Fourth Proportional to 2,915,828.10, 4,023,844.49 and 1,626,668.49

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Solution

The fourth proportional to 2,915,828.10, 4,023,844.49 and 1,626,668.49 is: 2,244,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,828.10 : 4,023,844.49 = 1,626,668.49 : x
  2. Step 2: Convert to fraction form
    2,915,828.10/4,023,844.49 = 1,626,668.49/x
  3. Step 3: Cross multiply
    2,915,828.10x = 4,023,844.49 × 1,626,668.49
  4. Step 4: Simplify right side
    2,915,828.10x = 6,545,461,040,543.12
  5. Step 5: Solve for x
    x = 6,545,461,040,543.12/2,915,828.10
  6. Step 6: Final answer
    x = 2,244,803.47

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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.