Home / 1,728,009.02-2,384,653.92-964,062.74

Finding the Fourth Proportional to 1,728,009.02, 2,384,653.92 and 964,062.74

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Solution

The fourth proportional to 1,728,009.02, 2,384,653.92 and 964,062.74 is: 1,330,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,009.02 : 2,384,653.92 = 964,062.74 : x
  2. Step 2: Convert to fraction form
    1,728,009.02/2,384,653.92 = 964,062.74/x
  3. Step 3: Cross multiply
    1,728,009.02x = 2,384,653.92 × 964,062.74
  4. Step 4: Simplify right side
    1,728,009.02x = 2,298,955,992,066.94
  5. Step 5: Solve for x
    x = 2,298,955,992,066.94/1,728,009.02
  6. Step 6: Final answer
    x = 1,330,407.40

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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.