Finding the Fourth Proportional to 1,609,053.62, 2,220,508.09 and 883,916.10
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Solution
The fourth proportional to 1,609,053.62, 2,220,508.09 and 883,916.10 is: 1,219,811.96
Step by Step Solution
- Step 1: Write the proportion equation
1,609,053.62 : 2,220,508.09 = 883,916.10 : x - Step 2: Convert to fraction form
1,609,053.62/2,220,508.09 = 883,916.10/x - Step 3: Cross multiply
1,609,053.62x = 2,220,508.09 × 883,916.10 - Step 4: Simplify right side
1,609,053.62x = 1,962,742,850,931.25 - Step 5: Solve for x
x = 1,962,742,850,931.25/1,609,053.62 - Step 6: Final answer
x = 1,219,811.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.