Home / 2,079,497.76-3,112,149.84-1,742,918.40

Finding the Fourth Proportional to 2,079,497.76, 3,112,149.84 and 1,742,918.40

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Solution

The fourth proportional to 2,079,497.76, 3,112,149.84 and 1,742,918.40 is: 2,608,429.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,497.76 : 3,112,149.84 = 1,742,918.40 : x
  2. Step 2: Convert to fraction form
    2,079,497.76/3,112,149.84 = 1,742,918.40/x
  3. Step 3: Cross multiply
    2,079,497.76x = 3,112,149.84 × 1,742,918.40
  4. Step 4: Simplify right side
    2,079,497.76x = 5,424,223,219,693.06
  5. Step 5: Solve for x
    x = 5,424,223,219,693.06/2,079,497.76
  6. Step 6: Final answer
    x = 2,608,429.46

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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.