Finding the Fourth Proportional to 1,208,572.08, 1,667,840.60 and 657,292.92
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Solution
The fourth proportional to 1,208,572.08, 1,667,840.60 and 657,292.92 is: 907,070.28
Step by Step Solution
- Step 1: Write the proportion equation
1,208,572.08 : 1,667,840.60 = 657,292.92 : x - Step 2: Convert to fraction form
1,208,572.08/1,667,840.60 = 657,292.92/x - Step 3: Cross multiply
1,208,572.08x = 1,667,840.60 × 657,292.92 - Step 4: Simplify right side
1,208,572.08x = 1,096,259,818,068.55 - Step 5: Solve for x
x = 1,096,259,818,068.55/1,208,572.08 - Step 6: Final answer
x = 907,070.28
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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.