Home / 1,788,971.52-2,468,955.36-1,335,475.20

Finding the Fourth Proportional to 1,788,971.52, 2,468,955.36 and 1,335,475.20

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Solution

The fourth proportional to 1,788,971.52, 2,468,955.36 and 1,335,475.20 is: 1,843,086.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,971.52 : 2,468,955.36 = 1,335,475.20 : x
  2. Step 2: Convert to fraction form
    1,788,971.52/2,468,955.36 = 1,335,475.20/x
  3. Step 3: Cross multiply
    1,788,971.52x = 2,468,955.36 × 1,335,475.20
  4. Step 4: Simplify right side
    1,788,971.52x = 3,297,228,653,187.07
  5. Step 5: Solve for x
    x = 3,297,228,653,187.07/1,788,971.52
  6. Step 6: Final answer
    x = 1,843,086.16

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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.