Finding the Fourth Proportional to 1,092,929.19, 1,508,239.35 and 609,494.87
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Solution
The fourth proportional to 1,092,929.19, 1,508,239.35 and 609,494.87 is: 841,101.28
Step by Step Solution
- Step 1: Write the proportion equation
1,092,929.19 : 1,508,239.35 = 609,494.87 : x - Step 2: Convert to fraction form
1,092,929.19/1,508,239.35 = 609,494.87/x - Step 3: Cross multiply
1,092,929.19x = 1,508,239.35 × 609,494.87 - Step 4: Simplify right side
1,092,929.19x = 919,264,139,015.94 - Step 5: Solve for x
x = 919,264,139,015.94/1,092,929.19 - Step 6: Final answer
x = 841,101.28
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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.