Finding the Fourth Proportional to 1,125,319.68, 1,552,943.76 and 616,054.80
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Solution
The fourth proportional to 1,125,319.68, 1,552,943.76 and 616,054.80 is: 850,157.05
Step by Step Solution
- Step 1: Write the proportion equation
1,125,319.68 : 1,552,943.76 = 616,054.80 : x - Step 2: Convert to fraction form
1,125,319.68/1,552,943.76 = 616,054.80/x - Step 3: Cross multiply
1,125,319.68x = 1,552,943.76 × 616,054.80 - Step 4: Simplify right side
1,125,319.68x = 956,698,457,478.05 - Step 5: Solve for x
x = 956,698,457,478.05/1,125,319.68 - Step 6: Final answer
x = 850,157.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.