Finding the Fourth Proportional to 1,472,574.87, 2,208,865.34 and 407,620.08
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Solution
The fourth proportional to 1,472,574.87, 2,208,865.34 and 407,620.08 is: 611,430.96
Step by Step Solution
- Step 1: Write the proportion equation
1,472,574.87 : 2,208,865.34 = 407,620.08 : x - Step 2: Convert to fraction form
1,472,574.87/2,208,865.34 = 407,620.08/x - Step 3: Cross multiply
1,472,574.87x = 2,208,865.34 × 407,620.08 - Step 4: Simplify right side
1,472,574.87x = 900,377,866,600.03 - Step 5: Solve for x
x = 900,377,866,600.03/1,472,574.87 - Step 6: Final answer
x = 611,430.96
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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.