Finding the Fourth Proportional to 1,731,126.90, 2,388,920.07 and 1,052,282.10
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Solution
The fourth proportional to 1,731,126.90, 2,388,920.07 and 1,052,282.10 is: 1,452,127.99
Step by Step Solution
- Step 1: Write the proportion equation
1,731,126.90 : 2,388,920.07 = 1,052,282.10 : x - Step 2: Convert to fraction form
1,731,126.90/2,388,920.07 = 1,052,282.10/x - Step 3: Cross multiply
1,731,126.90x = 2,388,920.07 × 1,052,282.10 - Step 4: Simplify right side
1,731,126.90x = 2,513,817,827,991.75 - Step 5: Solve for x
x = 2,513,817,827,991.75/1,731,126.90 - Step 6: Final answer
x = 1,452,127.99
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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.