Home / 1,670,326.47-2,305,056.65-906,380.01

Finding the Fourth Proportional to 1,670,326.47, 2,305,056.65 and 906,380.01

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Solution

The fourth proportional to 1,670,326.47, 2,305,056.65 and 906,380.01 is: 1,250,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,326.47 : 2,305,056.65 = 906,380.01 : x
  2. Step 2: Convert to fraction form
    1,670,326.47/2,305,056.65 = 906,380.01/x
  3. Step 3: Cross multiply
    1,670,326.47x = 2,305,056.65 × 906,380.01
  4. Step 4: Simplify right side
    1,670,326.47x = 2,089,257,264,945.67
  5. Step 5: Solve for x
    x = 2,089,257,264,945.67/1,670,326.47
  6. Step 6: Final answer
    x = 1,250,807.73

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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.