Finding the Fourth Proportional to 1,875,555.03, 2,809,949.99 and 1,154,642.07
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Solution
The fourth proportional to 1,875,555.03, 2,809,949.99 and 1,154,642.07 is: 1,729,880.71
Step by Step Solution
- Step 1: Write the proportion equation
1,875,555.03 : 2,809,949.99 = 1,154,642.07 : x - Step 2: Convert to fraction form
1,875,555.03/2,809,949.99 = 1,154,642.07/x - Step 3: Cross multiply
1,875,555.03x = 2,809,949.99 × 1,154,642.07 - Step 4: Simplify right side
1,875,555.03x = 3,244,486,467,276.87 - Step 5: Solve for x
x = 3,244,486,467,276.87/1,875,555.03 - Step 6: Final answer
x = 1,729,880.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.