Finding the Fourth Proportional to 1,334,060.55, 1,840,995.10 and 722,208.84
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Solution
The fourth proportional to 1,334,060.55, 1,840,995.10 and 722,208.84 is: 996,643.62
Step by Step Solution
- Step 1: Write the proportion equation
1,334,060.55 : 1,840,995.10 = 722,208.84 : x - Step 2: Convert to fraction form
1,334,060.55/1,840,995.10 = 722,208.84/x - Step 3: Cross multiply
1,334,060.55x = 1,840,995.10 × 722,208.84 - Step 4: Simplify right side
1,334,060.55x = 1,329,582,935,616.68 - Step 5: Solve for x
x = 1,329,582,935,616.68/1,334,060.55 - Step 6: Final answer
x = 996,643.62
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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.