Home / 1,382,680.48-1,907,017.41-899,400.01

Finding the Fourth Proportional to 1,382,680.48, 1,907,017.41 and 899,400.01

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Solution

The fourth proportional to 1,382,680.48, 1,907,017.41 and 899,400.01 is: 1,240,468.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,382,680.48 : 1,907,017.41 = 899,400.01 : x
  2. Step 2: Convert to fraction form
    1,382,680.48/1,907,017.41 = 899,400.01/x
  3. Step 3: Cross multiply
    1,382,680.48x = 1,907,017.41 × 899,400.01
  4. Step 4: Simplify right side
    1,382,680.48x = 1,715,171,477,624.17
  5. Step 5: Solve for x
    x = 1,715,171,477,624.17/1,382,680.48
  6. Step 6: Final answer
    x = 1,240,468.43

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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.