Home / 1,590,459.27-2,194,809.66-865,290.44

Finding the Fourth Proportional to 1,590,459.27, 2,194,809.66 and 865,290.44

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Solution

The fourth proportional to 1,590,459.27, 2,194,809.66 and 865,290.44 is: 1,194,087.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,459.27 : 2,194,809.66 = 865,290.44 : x
  2. Step 2: Convert to fraction form
    1,590,459.27/2,194,809.66 = 865,290.44/x
  3. Step 3: Cross multiply
    1,590,459.27x = 2,194,809.66 × 865,290.44
  4. Step 4: Simplify right side
    1,590,459.27x = 1,899,147,805,443.60
  5. Step 5: Solve for x
    x = 1,899,147,805,443.60/1,590,459.27
  6. Step 6: Final answer
    x = 1,194,087.67

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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.