Finding the Fourth Proportional to 2,148,996.99, 3,222,386.19 and 632,483.40
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Solution
The fourth proportional to 2,148,996.99, 3,222,386.19 and 632,483.40 is: 948,398.62
Step by Step Solution
- Step 1: Write the proportion equation
2,148,996.99 : 3,222,386.19 = 632,483.40 : x - Step 2: Convert to fraction form
2,148,996.99/3,222,386.19 = 632,483.40/x - Step 3: Cross multiply
2,148,996.99x = 3,222,386.19 × 632,483.40 - Step 4: Simplify right side
2,148,996.99x = 2,038,105,773,564.25 - Step 5: Solve for x
x = 2,038,105,773,564.25/2,148,996.99 - Step 6: Final answer
x = 948,398.62
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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.