Finding the Fourth Proportional to 2,914,331.36, 4,371,863.24 and 1,564,638.80
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Solution
The fourth proportional to 2,914,331.36, 4,371,863.24 and 1,564,638.80 is: 2,347,154.80
Step by Step Solution
- Step 1: Write the proportion equation
2,914,331.36 : 4,371,863.24 = 1,564,638.80 : x - Step 2: Convert to fraction form
2,914,331.36/4,371,863.24 = 1,564,638.80/x - Step 3: Cross multiply
2,914,331.36x = 4,371,863.24 × 1,564,638.80 - Step 4: Simplify right side
2,914,331.36x = 6,840,386,835,649.99 - Step 5: Solve for x
x = 6,840,386,835,649.99/2,914,331.36 - Step 6: Final answer
x = 2,347,154.80
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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.