Finding the Fourth Proportional to 2,071,312.66, 2,858,353.62 and 1,153,541.55
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Solution
The fourth proportional to 2,071,312.66, 2,858,353.62 and 1,153,541.55 is: 1,591,855.12
Step by Step Solution
- Step 1: Write the proportion equation
2,071,312.66 : 2,858,353.62 = 1,153,541.55 : x - Step 2: Convert to fraction form
2,071,312.66/2,858,353.62 = 1,153,541.55/x - Step 3: Cross multiply
2,071,312.66x = 2,858,353.62 × 1,153,541.55 - Step 4: Simplify right side
2,071,312.66x = 3,297,229,671,655.96 - Step 5: Solve for x
x = 3,297,229,671,655.96/2,071,312.66 - Step 6: Final answer
x = 1,591,855.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.