Home / 2,049,890.40-2,828,790-1,144,452.96

Finding the Fourth Proportional to 2,049,890.40, 2,828,790 and 1,144,452.96

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Solution

The fourth proportional to 2,049,890.40, 2,828,790 and 1,144,452.96 is: 1,579,312.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,890.40 : 2,828,790 = 1,144,452.96 : x
  2. Step 2: Convert to fraction form
    2,049,890.40/2,828,790 = 1,144,452.96/x
  3. Step 3: Cross multiply
    2,049,890.40x = 2,828,790 × 1,144,452.96
  4. Step 4: Simplify right side
    2,049,890.40x = 3,237,417,088,718.40
  5. Step 5: Solve for x
    x = 3,237,417,088,718.40/2,049,890.40
  6. Step 6: Final answer
    x = 1,579,312.28

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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.