Finding the Fourth Proportional to 1,995,073.10, 2,993,030.03 and 647,130.62
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Solution
The fourth proportional to 1,995,073.10, 2,993,030.03 and 647,130.62 is: 970,832.28
Step by Step Solution
- Step 1: Write the proportion equation
1,995,073.10 : 2,993,030.03 = 647,130.62 : x - Step 2: Convert to fraction form
1,995,073.10/2,993,030.03 = 647,130.62/x - Step 3: Cross multiply
1,995,073.10x = 2,993,030.03 × 647,130.62 - Step 4: Simplify right side
1,995,073.10x = 1,936,881,376,869.06 - Step 5: Solve for x
x = 1,936,881,376,869.06/1,995,073.10 - Step 6: Final answer
x = 970,832.28
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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.