Finding the Fourth Proportional to 1,044,204.70, 1,566,307.05 and 990,291.10
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Solution
The fourth proportional to 1,044,204.70, 1,566,307.05 and 990,291.10 is: 1,485,436.65
Step by Step Solution
- Step 1: Write the proportion equation
1,044,204.70 : 1,566,307.05 = 990,291.10 : x - Step 2: Convert to fraction form
1,044,204.70/1,566,307.05 = 990,291.10/x - Step 3: Cross multiply
1,044,204.70x = 1,566,307.05 × 990,291.10 - Step 4: Simplify right side
1,044,204.70x = 1,551,099,931,482.26 - Step 5: Solve for x
x = 1,551,099,931,482.26/1,044,204.70 - Step 6: Final answer
x = 1,485,436.65
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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.