Home / 2,878,228.71-4,316,554.94-1,080,973.17

Finding the Fourth Proportional to 2,878,228.71, 4,316,554.94 and 1,080,973.17

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Solution

The fourth proportional to 2,878,228.71, 4,316,554.94 and 1,080,973.17 is: 1,621,163.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,878,228.71 : 4,316,554.94 = 1,080,973.17 : x
  2. Step 2: Convert to fraction form
    2,878,228.71/4,316,554.94 = 1,080,973.17/x
  3. Step 3: Cross multiply
    2,878,228.71x = 4,316,554.94 × 1,080,973.17
  4. Step 4: Simplify right side
    2,878,228.71x = 4,666,080,071,566.09
  5. Step 5: Solve for x
    x = 4,666,080,071,566.09/2,878,228.71
  6. Step 6: Final answer
    x = 1,621,163.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.