Finding the Fourth Proportional to 2,418,829.83, 3,337,941.99 and 1,316,223.63
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Solution
The fourth proportional to 2,418,829.83, 3,337,941.99 and 1,316,223.63 is: 1,816,365.12
Step by Step Solution
- Step 1: Write the proportion equation
2,418,829.83 : 3,337,941.99 = 1,316,223.63 : x - Step 2: Convert to fraction form
2,418,829.83/3,337,941.99 = 1,316,223.63/x - Step 3: Cross multiply
2,418,829.83x = 3,337,941.99 × 1,316,223.63 - Step 4: Simplify right side
2,418,829.83x = 4,393,478,122,807.22 - Step 5: Solve for x
x = 4,393,478,122,807.22/2,418,829.83 - Step 6: Final answer
x = 1,816,365.12
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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.