Home / 1,742,673.21-2,615,032.92-731,717.42

Finding the Fourth Proportional to 1,742,673.21, 2,615,032.92 and 731,717.42

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Solution

The fourth proportional to 1,742,673.21, 2,615,032.92 and 731,717.42 is: 1,098,005.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742,673.21 : 2,615,032.92 = 731,717.42 : x
  2. Step 2: Convert to fraction form
    1,742,673.21/2,615,032.92 = 731,717.42/x
  3. Step 3: Cross multiply
    1,742,673.21x = 2,615,032.92 × 731,717.42
  4. Step 4: Simplify right side
    1,742,673.21x = 1,913,465,150,083.69
  5. Step 5: Solve for x
    x = 1,913,465,150,083.69/1,742,673.21
  6. Step 6: Final answer
    x = 1,098,005.72

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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.