Home / 1,001,771.84-1,382,010.72-662,712.32

Finding the Fourth Proportional to 1,001,771.84, 1,382,010.72 and 662,712.32

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Solution

The fourth proportional to 1,001,771.84, 1,382,010.72 and 662,712.32 is: 914,255.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,771.84 : 1,382,010.72 = 662,712.32 : x
  2. Step 2: Convert to fraction form
    1,001,771.84/1,382,010.72 = 662,712.32/x
  3. Step 3: Cross multiply
    1,001,771.84x = 1,382,010.72 × 662,712.32
  4. Step 4: Simplify right side
    1,001,771.84x = 915,875,530,516.07
  5. Step 5: Solve for x
    x = 915,875,530,516.07/1,001,771.84
  6. Step 6: Final answer
    x = 914,255.62

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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.