Home / 2,863,281.81-3,951,228.06-1,574,112.72

Finding the Fourth Proportional to 2,863,281.81, 3,951,228.06 and 1,574,112.72

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Solution

The fourth proportional to 2,863,281.81, 3,951,228.06 and 1,574,112.72 is: 2,172,220.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,281.81 : 3,951,228.06 = 1,574,112.72 : x
  2. Step 2: Convert to fraction form
    2,863,281.81/3,951,228.06 = 1,574,112.72/x
  3. Step 3: Cross multiply
    2,863,281.81x = 3,951,228.06 × 1,574,112.72
  4. Step 4: Simplify right side
    2,863,281.81x = 6,219,678,348,866.92
  5. Step 5: Solve for x
    x = 6,219,678,348,866.92/2,863,281.81
  6. Step 6: Final answer
    x = 2,172,220.12

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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.