Home / 2,442,533.78-3,371,100.18-1,355,155.22

Finding the Fourth Proportional to 2,442,533.78, 3,371,100.18 and 1,355,155.22

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Solution

The fourth proportional to 2,442,533.78, 3,371,100.18 and 1,355,155.22 is: 1,870,338.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,533.78 : 3,371,100.18 = 1,355,155.22 : x
  2. Step 2: Convert to fraction form
    2,442,533.78/3,371,100.18 = 1,355,155.22/x
  3. Step 3: Cross multiply
    2,442,533.78x = 3,371,100.18 × 1,355,155.22
  4. Step 4: Simplify right side
    2,442,533.78x = 4,568,364,006,069.94
  5. Step 5: Solve for x
    x = 4,568,364,006,069.94/2,442,533.78
  6. Step 6: Final answer
    x = 1,870,338.11

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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.