Finding the Fourth Proportional to 1,873,402.37, 2,585,357.88 and 1,148,109.94
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Solution
The fourth proportional to 1,873,402.37, 2,585,357.88 and 1,148,109.94 is: 1,584,430.08
Step by Step Solution
- Step 1: Write the proportion equation
1,873,402.37 : 2,585,357.88 = 1,148,109.94 : x - Step 2: Convert to fraction form
1,873,402.37/2,585,357.88 = 1,148,109.94/x - Step 3: Cross multiply
1,873,402.37x = 2,585,357.88 × 1,148,109.94 - Step 4: Simplify right side
1,873,402.37x = 2,968,275,061,817.99 - Step 5: Solve for x
x = 2,968,275,061,817.99/1,873,402.37 - Step 6: Final answer
x = 1,584,430.08
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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.