Finding the Fourth Proportional to 1,195,854.55, 1,650,278.80 and 651,990.79
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Solution
The fourth proportional to 1,195,854.55, 1,650,278.80 and 651,990.79 is: 899,747.03
Step by Step Solution
- Step 1: Write the proportion equation
1,195,854.55 : 1,650,278.80 = 651,990.79 : x - Step 2: Convert to fraction form
1,195,854.55/1,650,278.80 = 651,990.79/x - Step 3: Cross multiply
1,195,854.55x = 1,650,278.80 × 651,990.79 - Step 4: Simplify right side
1,195,854.55x = 1,075,966,578,532.25 - Step 5: Solve for x
x = 1,075,966,578,532.25/1,195,854.55 - Step 6: Final answer
x = 899,747.03
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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.