Finding the Fourth Proportional to 1,654,811.78, 2,283,626.52 and 929,643.99
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Solution
The fourth proportional to 1,654,811.78, 2,283,626.52 and 929,643.99 is: 1,282,900.99
Step by Step Solution
- Step 1: Write the proportion equation
1,654,811.78 : 2,283,626.52 = 929,643.99 : x - Step 2: Convert to fraction form
1,654,811.78/2,283,626.52 = 929,643.99/x - Step 3: Cross multiply
1,654,811.78x = 2,283,626.52 × 929,643.99 - Step 4: Simplify right side
1,654,811.78x = 2,122,959,661,159.02 - Step 5: Solve for x
x = 2,122,959,661,159.02/1,654,811.78 - Step 6: Final answer
x = 1,282,900.99
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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.