Finding the Fourth Proportional to 989,718.96, 1,486,322.76 and 737,068.08
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Solution
The fourth proportional to 989,718.96, 1,486,322.76 and 737,068.08 is: 1,106,901.16
Step by Step Solution
- Step 1: Write the proportion equation
989,718.96 : 1,486,322.76 = 737,068.08 : x - Step 2: Convert to fraction form
989,718.96/1,486,322.76 = 737,068.08/x - Step 3: Cross multiply
989,718.96x = 1,486,322.76 × 737,068.08 - Step 4: Simplify right side
989,718.96x = 1,095,521,062,973.50 - Step 5: Solve for x
x = 1,095,521,062,973.50/989,718.96 - Step 6: Final answer
x = 1,106,901.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.