Home / 1,338,384.48-1,846,947.60-734,768.16

Finding the Fourth Proportional to 1,338,384.48, 1,846,947.60 and 734,768.16

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Solution

The fourth proportional to 1,338,384.48, 1,846,947.60 and 734,768.16 is: 1,013,967.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,384.48 : 1,846,947.60 = 734,768.16 : x
  2. Step 2: Convert to fraction form
    1,338,384.48/1,846,947.60 = 734,768.16/x
  3. Step 3: Cross multiply
    1,338,384.48x = 1,846,947.60 × 734,768.16
  4. Step 4: Simplify right side
    1,338,384.48x = 1,357,078,289,668.42
  5. Step 5: Solve for x
    x = 1,357,078,289,668.42/1,338,384.48
  6. Step 6: Final answer
    x = 1,013,967.44

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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.