Home / 1,671,011.91-2,305,994.47-907,065.47

Finding the Fourth Proportional to 1,671,011.91, 2,305,994.47 and 907,065.47

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Solution

The fourth proportional to 1,671,011.91, 2,305,994.47 and 907,065.47 is: 1,251,749.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,011.91 : 2,305,994.47 = 907,065.47 : x
  2. Step 2: Convert to fraction form
    1,671,011.91/2,305,994.47 = 907,065.47/x
  3. Step 3: Cross multiply
    1,671,011.91x = 2,305,994.47 × 907,065.47
  4. Step 4: Simplify right side
    1,671,011.91x = 2,091,687,961,245.27
  5. Step 5: Solve for x
    x = 2,091,687,961,245.27/1,671,011.91
  6. Step 6: Final answer
    x = 1,251,749.28

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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.