Finding the Fourth Proportional to 3,421,526.85, 5,133,430.32 and 1,147,276.08
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Solution
The fourth proportional to 3,421,526.85, 5,133,430.32 and 1,147,276.08 is: 1,721,296.39
Step by Step Solution
- Step 1: Write the proportion equation
3,421,526.85 : 5,133,430.32 = 1,147,276.08 : x - Step 2: Convert to fraction form
3,421,526.85/5,133,430.32 = 1,147,276.08/x - Step 3: Cross multiply
3,421,526.85x = 5,133,430.32 × 1,147,276.08 - Step 4: Simplify right side
3,421,526.85x = 5,889,461,814,482.75 - Step 5: Solve for x
x = 5,889,461,814,482.75/3,421,526.85 - Step 6: Final answer
x = 1,721,296.39
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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.