Finding the Fourth Proportional to 5,340,430.72, 8,011,138.48 and 1,746,216.08
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Solution
The fourth proportional to 5,340,430.72, 8,011,138.48 and 1,746,216.08 is: 2,619,485.13
Step by Step Solution
- Step 1: Write the proportion equation
5,340,430.72 : 8,011,138.48 = 1,746,216.08 : x - Step 2: Convert to fraction form
5,340,430.72/8,011,138.48 = 1,746,216.08/x - Step 3: Cross multiply
5,340,430.72x = 8,011,138.48 × 1,746,216.08 - Step 4: Simplify right side
5,340,430.72x = 13,989,178,832,882.76 - Step 5: Solve for x
x = 13,989,178,832,882.76/5,340,430.72 - Step 6: Final answer
x = 2,619,485.13
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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.