Home / 1,447,498.45-1,997,613.09-802,918.47

Finding the Fourth Proportional to 1,447,498.45, 1,997,613.09 and 802,918.47

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Solution

The fourth proportional to 1,447,498.45, 1,997,613.09 and 802,918.47 is: 1,108,063.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447,498.45 : 1,997,613.09 = 802,918.47 : x
  2. Step 2: Convert to fraction form
    1,447,498.45/1,997,613.09 = 802,918.47/x
  3. Step 3: Cross multiply
    1,447,498.45x = 1,997,613.09 × 802,918.47
  4. Step 4: Simplify right side
    1,447,498.45x = 1,603,920,453,365.82
  5. Step 5: Solve for x
    x = 1,603,920,453,365.82/1,447,498.45
  6. Step 6: Final answer
    x = 1,108,063.67

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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.