Home / 1,670,446.19-2,305,217.23-906,499.76

Finding the Fourth Proportional to 1,670,446.19, 2,305,217.23 and 906,499.76

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Solution

The fourth proportional to 1,670,446.19, 2,305,217.23 and 906,499.76 is: 1,250,970.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,446.19 : 2,305,217.23 = 906,499.76 : x
  2. Step 2: Convert to fraction form
    1,670,446.19/2,305,217.23 = 906,499.76/x
  3. Step 3: Cross multiply
    1,670,446.19x = 2,305,217.23 × 906,499.76
  4. Step 4: Simplify right side
    1,670,446.19x = 2,089,678,851,950.53
  5. Step 5: Solve for x
    x = 2,089,678,851,950.53/1,670,446.19
  6. Step 6: Final answer
    x = 1,250,970.47

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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.