Finding the Fourth Proportional to 989,621.16, 1,482,521.34 and 590,580.84
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Solution
The fourth proportional to 989,621.16, 1,482,521.34 and 590,580.84 is: 884,731.18
Step by Step Solution
- Step 1: Write the proportion equation
989,621.16 : 1,482,521.34 = 590,580.84 : x - Step 2: Convert to fraction form
989,621.16/1,482,521.34 = 590,580.84/x - Step 3: Cross multiply
989,621.16x = 1,482,521.34 × 590,580.84 - Step 4: Simplify right side
989,621.16x = 875,548,698,295.13 - Step 5: Solve for x
x = 875,548,698,295.13/989,621.16 - Step 6: Final answer
x = 884,731.18
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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.