Finding the Fourth Proportional to 1,513,008.60, 2,268,693.70 and 626,634.20
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Solution
The fourth proportional to 1,513,008.60, 2,268,693.70 and 626,634.20 is: 939,612.02
Step by Step Solution
- Step 1: Write the proportion equation
1,513,008.60 : 2,268,693.70 = 626,634.20 : x - Step 2: Convert to fraction form
1,513,008.60/2,268,693.70 = 626,634.20/x - Step 3: Cross multiply
1,513,008.60x = 2,268,693.70 × 626,634.20 - Step 4: Simplify right side
1,513,008.60x = 1,421,641,061,744.54 - Step 5: Solve for x
x = 1,421,641,061,744.54/1,513,008.60 - Step 6: Final answer
x = 939,612.02
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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.