Finding the Fourth Proportional to 1,437,532.10, 1,984,431.93 and 928,482.74
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Solution
The fourth proportional to 1,437,532.10, 1,984,431.93 and 928,482.74 is: 1,281,718.02
Step by Step Solution
- Step 1: Write the proportion equation
1,437,532.10 : 1,984,431.93 = 928,482.74 : x - Step 2: Convert to fraction form
1,437,532.10/1,984,431.93 = 928,482.74/x - Step 3: Cross multiply
1,437,532.10x = 1,984,431.93 × 928,482.74 - Step 4: Simplify right side
1,437,532.10x = 1,842,510,795,709.89 - Step 5: Solve for x
x = 1,842,510,795,709.89/1,437,532.10 - Step 6: Final answer
x = 1,281,718.02
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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.