Home / 2,126,430.99-2,934,548.33-1,208,698.56

Finding the Fourth Proportional to 2,126,430.99, 2,934,548.33 and 1,208,698.56

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Solution

The fourth proportional to 2,126,430.99, 2,934,548.33 and 1,208,698.56 is: 1,668,045.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,126,430.99 : 2,934,548.33 = 1,208,698.56 : x
  2. Step 2: Convert to fraction form
    2,126,430.99/2,934,548.33 = 1,208,698.56/x
  3. Step 3: Cross multiply
    2,126,430.99x = 2,934,548.33 × 1,208,698.56
  4. Step 4: Simplify right side
    2,126,430.99x = 3,546,984,334,677.91
  5. Step 5: Solve for x
    x = 3,546,984,334,677.91/2,126,430.99
  6. Step 6: Final answer
    x = 1,668,045.82

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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.