Home / 1,415,107.80-2,122,661.70-848,237.40

Finding the Fourth Proportional to 1,415,107.80, 2,122,661.70 and 848,237.40

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Solution

The fourth proportional to 1,415,107.80, 2,122,661.70 and 848,237.40 is: 1,272,356.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,107.80 : 2,122,661.70 = 848,237.40 : x
  2. Step 2: Convert to fraction form
    1,415,107.80/2,122,661.70 = 848,237.40/x
  3. Step 3: Cross multiply
    1,415,107.80x = 2,122,661.70 × 848,237.40
  4. Step 4: Simplify right side
    1,415,107.80x = 1,800,521,041,487.58
  5. Step 5: Solve for x
    x = 1,800,521,041,487.58/1,415,107.80
  6. Step 6: Final answer
    x = 1,272,356.10

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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.