Finding the Fourth Proportional to 4,748,967.98, 7,123,352.07 and 1,154,753.36
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Solution
The fourth proportional to 4,748,967.98, 7,123,352.07 and 1,154,753.36 is: 1,732,105.75
Step by Step Solution
- Step 1: Write the proportion equation
4,748,967.98 : 7,123,352.07 = 1,154,753.36 : x - Step 2: Convert to fraction form
4,748,967.98/7,123,352.07 = 1,154,753.36/x - Step 3: Cross multiply
4,748,967.98x = 7,123,352.07 × 1,154,753.36 - Step 4: Simplify right side
4,748,967.98x = 8,225,714,737,295.46 - Step 5: Solve for x
x = 8,225,714,737,295.46/4,748,967.98 - Step 6: Final answer
x = 1,732,105.75
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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.