Finding the Fourth Proportional to 1,035,972.99, 1,553,948.55 and 404,881.34
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Solution
The fourth proportional to 1,035,972.99, 1,553,948.55 and 404,881.34 is: 607,317.73
Step by Step Solution
- Step 1: Write the proportion equation
1,035,972.99 : 1,553,948.55 = 404,881.34 : x - Step 2: Convert to fraction form
1,035,972.99/1,553,948.55 = 404,881.34/x - Step 3: Cross multiply
1,035,972.99x = 1,553,948.55 × 404,881.34 - Step 4: Simplify right side
1,035,972.99x = 629,164,763,445.31 - Step 5: Solve for x
x = 629,164,763,445.31/1,035,972.99 - Step 6: Final answer
x = 607,317.73
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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.