Home / 1,670,417.64-2,305,182.41-906,471

Finding the Fourth Proportional to 1,670,417.64, 2,305,182.41 and 906,471

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Solution

The fourth proportional to 1,670,417.64, 2,305,182.41 and 906,471 is: 1,250,933.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,417.64 : 2,305,182.41 = 906,471 : x
  2. Step 2: Convert to fraction form
    1,670,417.64/2,305,182.41 = 906,471/x
  3. Step 3: Cross multiply
    1,670,417.64x = 2,305,182.41 × 906,471
  4. Step 4: Simplify right side
    1,670,417.64x = 2,089,580,999,842.76
  5. Step 5: Solve for x
    x = 2,089,580,999,842.76/1,670,417.64
  6. Step 6: Final answer
    x = 1,250,933.27

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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.