Finding the Fourth Proportional to 1,676,534.68, 2,514,981.98 and 717,089.93
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Solution
The fourth proportional to 1,676,534.68, 2,514,981.98 and 717,089.93 is: 1,075,711.87
Step by Step Solution
- Step 1: Write the proportion equation
1,676,534.68 : 2,514,981.98 = 717,089.93 : x - Step 2: Convert to fraction form
1,676,534.68/2,514,981.98 = 717,089.93/x - Step 3: Cross multiply
1,676,534.68x = 2,514,981.98 × 717,089.93 - Step 4: Simplify right side
1,676,534.68x = 1,803,468,251,989.46 - Step 5: Solve for x
x = 1,803,468,251,989.46/1,676,534.68 - Step 6: Final answer
x = 1,075,711.87
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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.