Home / 3,928,289.84-5,892,683.82-1,232,721.45

Finding the Fourth Proportional to 3,928,289.84, 5,892,683.82 and 1,232,721.45

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Solution

The fourth proportional to 3,928,289.84, 5,892,683.82 and 1,232,721.45 is: 1,849,160.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,928,289.84 : 5,892,683.82 = 1,232,721.45 : x
  2. Step 2: Convert to fraction form
    3,928,289.84/5,892,683.82 = 1,232,721.45/x
  3. Step 3: Cross multiply
    3,928,289.84x = 5,892,683.82 × 1,232,721.45
  4. Step 4: Simplify right side
    3,928,289.84x = 7,264,037,742,981.94
  5. Step 5: Solve for x
    x = 7,264,037,742,981.94/3,928,289.84
  6. Step 6: Final answer
    x = 1,849,160.33

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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.