Finding the Fourth Proportional to 1,995,032.10, 2,992,968.95 and 647,090.02
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Solution
The fourth proportional to 1,995,032.10, 2,992,968.95 and 647,090.02 is: 970,771.52
Step by Step Solution
- Step 1: Write the proportion equation
1,995,032.10 : 2,992,968.95 = 647,090.02 : x - Step 2: Convert to fraction form
1,995,032.10/2,992,968.95 = 647,090.02/x - Step 3: Cross multiply
1,995,032.10x = 2,992,968.95 × 647,090.02 - Step 4: Simplify right side
1,995,032.10x = 1,936,720,337,714.88 - Step 5: Solve for x
x = 1,936,720,337,714.88/1,995,032.10 - Step 6: Final answer
x = 970,771.52
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.