Home / 1,670,753.43-2,305,642.02-906,807.06

Finding the Fourth Proportional to 1,670,753.43, 2,305,642.02 and 906,807.06

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Solution

The fourth proportional to 1,670,753.43, 2,305,642.02 and 906,807.06 is: 1,251,394.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,753.43 : 2,305,642.02 = 906,807.06 : x
  2. Step 2: Convert to fraction form
    1,670,753.43/2,305,642.02 = 906,807.06/x
  3. Step 3: Cross multiply
    1,670,753.43x = 2,305,642.02 × 906,807.06
  4. Step 4: Simplify right side
    1,670,753.43x = 2,090,772,461,568.66
  5. Step 5: Solve for x
    x = 2,090,772,461,568.66/1,670,753.43
  6. Step 6: Final answer
    x = 1,251,394.98

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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.