Finding the Fourth Proportional to 1,602,374.22, 2,211,328.62 and 877,221.72
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Solution
The fourth proportional to 1,602,374.22, 2,211,328.62 and 877,221.72 is: 1,210,594.55
Step by Step Solution
- Step 1: Write the proportion equation
1,602,374.22 : 2,211,328.62 = 877,221.72 : x - Step 2: Convert to fraction form
1,602,374.22/2,211,328.62 = 877,221.72/x - Step 3: Cross multiply
1,602,374.22x = 2,211,328.62 × 877,221.72 - Step 4: Simplify right side
1,602,374.22x = 1,939,825,495,521.63 - Step 5: Solve for x
x = 1,939,825,495,521.63/1,602,374.22 - Step 6: Final answer
x = 1,210,594.55
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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.