Finding the Fourth Proportional to 1,749,047.76, 2,617,645.98 and 1,075,555.62
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Solution
The fourth proportional to 1,749,047.76, 2,617,645.98 and 1,075,555.62 is: 1,609,689.52
Step by Step Solution
- Step 1: Write the proportion equation
1,749,047.76 : 2,617,645.98 = 1,075,555.62 : x - Step 2: Convert to fraction form
1,749,047.76/2,617,645.98 = 1,075,555.62/x - Step 3: Cross multiply
1,749,047.76x = 2,617,645.98 × 1,075,555.62 - Step 4: Simplify right side
1,749,047.76x = 2,815,423,844,959.41 - Step 5: Solve for x
x = 2,815,423,844,959.41/1,749,047.76 - Step 6: Final answer
x = 1,609,689.52
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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.