Finding the Fourth Proportional to 2,272,941.17, 3,136,652.39 and 1,254,338.63
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Solution
The fourth proportional to 2,272,941.17, 3,136,652.39 and 1,254,338.63 is: 1,730,983.76
Step by Step Solution
- Step 1: Write the proportion equation
2,272,941.17 : 3,136,652.39 = 1,254,338.63 : x - Step 2: Convert to fraction form
2,272,941.17/3,136,652.39 = 1,254,338.63/x - Step 3: Cross multiply
2,272,941.17x = 3,136,652.39 × 1,254,338.63 - Step 4: Simplify right side
2,272,941.17x = 3,934,424,239,703.87 - Step 5: Solve for x
x = 3,934,424,239,703.87/2,272,941.17 - Step 6: Final answer
x = 1,730,983.76
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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.