Finding the Fourth Proportional to 1,864,337.52, 2,572,489.35 and 1,048,383.63
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Solution
The fourth proportional to 1,864,337.52, 2,572,489.35 and 1,048,383.63 is: 1,446,602.72
Step by Step Solution
- Step 1: Write the proportion equation
1,864,337.52 : 2,572,489.35 = 1,048,383.63 : x - Step 2: Convert to fraction form
1,864,337.52/2,572,489.35 = 1,048,383.63/x - Step 3: Cross multiply
1,864,337.52x = 2,572,489.35 × 1,048,383.63 - Step 4: Simplify right side
1,864,337.52x = 2,696,955,722,889.34 - Step 5: Solve for x
x = 2,696,955,722,889.34/1,864,337.52 - Step 6: Final answer
x = 1,446,602.72
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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.