Finding the Fourth Proportional to 1,432,862, 2,148,835.36 and 473,138.96
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Solution
The fourth proportional to 1,432,862, 2,148,835.36 and 473,138.96 is: 709,557.32
Step by Step Solution
- Step 1: Write the proportion equation
1,432,862 : 2,148,835.36 = 473,138.96 : x - Step 2: Convert to fraction form
1,432,862/2,148,835.36 = 473,138.96/x - Step 3: Cross multiply
1,432,862x = 2,148,835.36 × 473,138.96 - Step 4: Simplify right side
1,432,862x = 1,016,697,727,441.63 - Step 5: Solve for x
x = 1,016,697,727,441.63/1,432,862 - Step 6: Final answer
x = 709,557.32
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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.