Finding the Fourth Proportional to 1,125,934.88, 1,553,789.60 and 609,688.68
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Solution
The fourth proportional to 1,125,934.88, 1,553,789.60 and 609,688.68 is: 841,370.09
Step by Step Solution
- Step 1: Write the proportion equation
1,125,934.88 : 1,553,789.60 = 609,688.68 : x - Step 2: Convert to fraction form
1,125,934.88/1,553,789.60 = 609,688.68/x - Step 3: Cross multiply
1,125,934.88x = 1,553,789.60 × 609,688.68 - Step 4: Simplify right side
1,125,934.88x = 947,327,930,221.73 - Step 5: Solve for x
x = 947,327,930,221.73/1,125,934.88 - Step 6: Final answer
x = 841,370.09
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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.