Finding the Fourth Proportional to 1,686,070.76, 2,326,636.99 and 950,984.52
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Solution
The fourth proportional to 1,686,070.76, 2,326,636.99 and 950,984.52 is: 1,312,279.30
Step by Step Solution
- Step 1: Write the proportion equation
1,686,070.76 : 2,326,636.99 = 950,984.52 : x - Step 2: Convert to fraction form
1,686,070.76/2,326,636.99 = 950,984.52/x - Step 3: Cross multiply
1,686,070.76x = 2,326,636.99 × 950,984.52 - Step 4: Simplify right side
1,686,070.76x = 2,212,595,756,394.47 - Step 5: Solve for x
x = 2,212,595,756,394.47/1,686,070.76 - Step 6: Final answer
x = 1,312,279.30
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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.