Finding the Fourth Proportional to 1,435,403.28, 2,153,033.38 and 536,778.95
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Solution
The fourth proportional to 1,435,403.28, 2,153,033.38 and 536,778.95 is: 805,141.68
Step by Step Solution
- Step 1: Write the proportion equation
1,435,403.28 : 2,153,033.38 = 536,778.95 : x - Step 2: Convert to fraction form
1,435,403.28/2,153,033.38 = 536,778.95/x - Step 3: Cross multiply
1,435,403.28x = 2,153,033.38 × 536,778.95 - Step 4: Simplify right side
1,435,403.28x = 1,155,703,000,557.61 - Step 5: Solve for x
x = 1,155,703,000,557.61/1,435,403.28 - Step 6: Final answer
x = 805,141.68
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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.