Finding the Fourth Proportional to 970,449.12, 1,453,507.08 and 744,142.80
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Solution
The fourth proportional to 970,449.12, 1,453,507.08 and 744,142.80 is: 1,114,552.85
Step by Step Solution
- Step 1: Write the proportion equation
970,449.12 : 1,453,507.08 = 744,142.80 : x - Step 2: Convert to fraction form
970,449.12/1,453,507.08 = 744,142.80/x - Step 3: Cross multiply
970,449.12x = 1,453,507.08 × 744,142.80 - Step 4: Simplify right side
970,449.12x = 1,081,616,828,331.02 - Step 5: Solve for x
x = 1,081,616,828,331.02/970,449.12 - Step 6: Final answer
x = 1,114,552.85
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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.