Finding the Fourth Proportional to 2,587,931.64, 3,571,379.34 and 1,485,541.08
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Solution
The fourth proportional to 2,587,931.64, 3,571,379.34 and 1,485,541.08 is: 2,050,066.02
Step by Step Solution
- Step 1: Write the proportion equation
2,587,931.64 : 3,571,379.34 = 1,485,541.08 : x - Step 2: Convert to fraction form
2,587,931.64/3,571,379.34 = 1,485,541.08/x - Step 3: Cross multiply
2,587,931.64x = 3,571,379.34 × 1,485,541.08 - Step 4: Simplify right side
2,587,931.64x = 5,305,430,721,833.29 - Step 5: Solve for x
x = 5,305,430,721,833.29/2,587,931.64 - Step 6: Final answer
x = 2,050,066.02
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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.