Finding the Fourth Proportional to 968,929.98, 1,335,737.63 and 681,558.18
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Solution
The fourth proportional to 968,929.98, 1,335,737.63 and 681,558.18 is: 939,575.54
Step by Step Solution
- Step 1: Write the proportion equation
968,929.98 : 1,335,737.63 = 681,558.18 : x - Step 2: Convert to fraction form
968,929.98/1,335,737.63 = 681,558.18/x - Step 3: Cross multiply
968,929.98x = 1,335,737.63 × 681,558.18 - Step 4: Simplify right side
968,929.98x = 910,382,904,652.52 - Step 5: Solve for x
x = 910,382,904,652.52/968,929.98 - Step 6: Final answer
x = 939,575.54
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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.