Finding the Fourth Proportional to 1,587,194.80, 2,190,673.96 and 975,870.99
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Solution
The fourth proportional to 1,587,194.80, 2,190,673.96 and 975,870.99 is: 1,346,914.17
Step by Step Solution
- Step 1: Write the proportion equation
1,587,194.80 : 2,190,673.96 = 975,870.99 : x - Step 2: Convert to fraction form
1,587,194.80/2,190,673.96 = 975,870.99/x - Step 3: Cross multiply
1,587,194.80x = 2,190,673.96 × 975,870.99 - Step 4: Simplify right side
1,587,194.80x = 2,137,815,163,672.74 - Step 5: Solve for x
x = 2,137,815,163,672.74/1,587,194.80 - Step 6: Final answer
x = 1,346,914.17
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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.