Finding the Fourth Proportional to 1,056,816.99, 1,584,292.37 and 808,607.07
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Solution
The fourth proportional to 1,056,816.99, 1,584,292.37 and 808,607.07 is: 1,212,196.64
Step by Step Solution
- Step 1: Write the proportion equation
1,056,816.99 : 1,584,292.37 = 808,607.07 : x - Step 2: Convert to fraction form
1,056,816.99/1,584,292.37 = 808,607.07/x - Step 3: Cross multiply
1,056,816.99x = 1,584,292.37 × 808,607.07 - Step 4: Simplify right side
1,056,816.99x = 1,281,070,007,286.02 - Step 5: Solve for x
x = 1,281,070,007,286.02/1,056,816.99 - Step 6: Final answer
x = 1,212,196.64
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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.