Home / 1,828,302-2,743,503.12-1,427,818.56

Finding the Fourth Proportional to 1,828,302, 2,743,503.12 and 1,427,818.56

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Solution

The fourth proportional to 1,828,302, 2,743,503.12 and 1,427,818.56 is: 2,142,547.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,828,302 : 2,743,503.12 = 1,427,818.56 : x
  2. Step 2: Convert to fraction form
    1,828,302/2,743,503.12 = 1,427,818.56/x
  3. Step 3: Cross multiply
    1,828,302x = 2,743,503.12 × 1,427,818.56
  4. Step 4: Simplify right side
    1,828,302x = 3,917,224,674,153.91
  5. Step 5: Solve for x
    x = 3,917,224,674,153.91/1,828,302
  6. Step 6: Final answer
    x = 2,142,547.93

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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.