Home / 1,464,914.84-2,021,709.66-820,323.32

Finding the Fourth Proportional to 1,464,914.84, 2,021,709.66 and 820,323.32

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Solution

The fourth proportional to 1,464,914.84, 2,021,709.66 and 820,323.32 is: 1,132,117.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,914.84 : 2,021,709.66 = 820,323.32 : x
  2. Step 2: Convert to fraction form
    1,464,914.84/2,021,709.66 = 820,323.32/x
  3. Step 3: Cross multiply
    1,464,914.84x = 2,021,709.66 × 820,323.32
  4. Step 4: Simplify right side
    1,464,914.84x = 1,658,455,580,367.27
  5. Step 5: Solve for x
    x = 1,658,455,580,367.27/1,464,914.84
  6. Step 6: Final answer
    x = 1,132,117.40

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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.