Home / 1,144,576.63-1,579,457.78-679,450.40

Finding the Fourth Proportional to 1,144,576.63, 1,579,457.78 and 679,450.40

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Solution

The fourth proportional to 1,144,576.63, 1,579,457.78 and 679,450.40 is: 937,607.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,576.63 : 1,579,457.78 = 679,450.40 : x
  2. Step 2: Convert to fraction form
    1,144,576.63/1,579,457.78 = 679,450.40/x
  3. Step 3: Cross multiply
    1,144,576.63x = 1,579,457.78 × 679,450.40
  4. Step 4: Simplify right side
    1,144,576.63x = 1,073,163,222,022.70
  5. Step 5: Solve for x
    x = 1,073,163,222,022.70/1,144,576.63
  6. Step 6: Final answer
    x = 937,607.14

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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.