Finding the Fourth Proportional to 2,545,293.15, 3,513,636.80 and 1,513,135.08
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Solution
The fourth proportional to 2,545,293.15, 3,513,636.80 and 1,513,135.08 is: 2,088,799.51
Step by Step Solution
- Step 1: Write the proportion equation
2,545,293.15 : 3,513,636.80 = 1,513,135.08 : x - Step 2: Convert to fraction form
2,545,293.15/3,513,636.80 = 1,513,135.08/x - Step 3: Cross multiply
2,545,293.15x = 3,513,636.80 × 1,513,135.08 - Step 4: Simplify right side
2,545,293.15x = 5,316,607,092,893.27 - Step 5: Solve for x
x = 5,316,607,092,893.27/2,545,293.15 - Step 6: Final answer
x = 2,088,799.51
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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.