Finding the Fourth Proportional to 2,675,430.21, 4,013,562.66 and 877,904.55
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Solution
The fourth proportional to 2,675,430.21, 4,013,562.66 and 877,904.55 is: 1,316,993.77
Step by Step Solution
- Step 1: Write the proportion equation
2,675,430.21 : 4,013,562.66 = 877,904.55 : x - Step 2: Convert to fraction form
2,675,430.21/4,013,562.66 = 877,904.55/x - Step 3: Cross multiply
2,675,430.21x = 4,013,562.66 × 877,904.55 - Step 4: Simplify right side
2,675,430.21x = 3,523,524,920,924.10 - Step 5: Solve for x
x = 3,523,524,920,924.10/2,675,430.21 - Step 6: Final answer
x = 1,316,993.77
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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.