Finding the Fourth Proportional to 1,536,962.84, 2,295,479.50 and 1,392,580.19
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Solution
The fourth proportional to 1,536,962.84, 2,295,479.50 and 1,392,580.19 is: 2,079,841.62
Step by Step Solution
- Step 1: Write the proportion equation
1,536,962.84 : 2,295,479.50 = 1,392,580.19 : x - Step 2: Convert to fraction form
1,536,962.84/2,295,479.50 = 1,392,580.19/x - Step 3: Cross multiply
1,536,962.84x = 2,295,479.50 × 1,392,580.19 - Step 4: Simplify right side
1,536,962.84x = 3,196,639,279,398.47 - Step 5: Solve for x
x = 3,196,639,279,398.47/1,536,962.84 - Step 6: Final answer
x = 2,079,841.62
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.