Finding the Fourth Proportional to 1,560,985.12, 2,341,444.33 and 719,536.87
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Solution
The fourth proportional to 1,560,985.12, 2,341,444.33 and 719,536.87 is: 1,079,289.93
Step by Step Solution
- Step 1: Write the proportion equation
1,560,985.12 : 2,341,444.33 = 719,536.87 : x - Step 2: Convert to fraction form
1,560,985.12/2,341,444.33 = 719,536.87/x - Step 3: Cross multiply
1,560,985.12x = 2,341,444.33 × 719,536.87 - Step 4: Simplify right side
1,560,985.12x = 1,684,755,509,182.54 - Step 5: Solve for x
x = 1,684,755,509,182.54/1,560,985.12 - Step 6: Final answer
x = 1,079,289.93
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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.