Home / 1,356,007.80-2,031,678.90-882,449.40

Finding the Fourth Proportional to 1,356,007.80, 2,031,678.90 and 882,449.40

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Solution

The fourth proportional to 1,356,007.80, 2,031,678.90 and 882,449.40 is: 1,322,155.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,007.80 : 2,031,678.90 = 882,449.40 : x
  2. Step 2: Convert to fraction form
    1,356,007.80/2,031,678.90 = 882,449.40/x
  3. Step 3: Cross multiply
    1,356,007.80x = 2,031,678.90 × 882,449.40
  4. Step 4: Simplify right side
    1,356,007.80x = 1,792,853,826,297.66
  5. Step 5: Solve for x
    x = 1,792,853,826,297.66/1,356,007.80
  6. Step 6: Final answer
    x = 1,322,155.98

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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.