Finding the Fourth Proportional to 1,149,726.87, 1,725,328.19 and 771,075.03
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Solution
The fourth proportional to 1,149,726.87, 1,725,328.19 and 771,075.03 is: 1,157,107.41
Step by Step Solution
- Step 1: Write the proportion equation
1,149,726.87 : 1,725,328.19 = 771,075.03 : x - Step 2: Convert to fraction form
1,149,726.87/1,725,328.19 = 771,075.03/x - Step 3: Cross multiply
1,149,726.87x = 1,725,328.19 × 771,075.03 - Step 4: Simplify right side
1,149,726.87x = 1,330,357,485,864.10 - Step 5: Solve for x
x = 1,330,357,485,864.10/1,149,726.87 - Step 6: Final answer
x = 1,157,107.41
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.