Finding the Fourth Proportional to 1,692,989.08, 2,336,392.29 and 929,069.98
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Solution
The fourth proportional to 1,692,989.08, 2,336,392.29 and 929,069.98 is: 1,282,153.54
Step by Step Solution
- Step 1: Write the proportion equation
1,692,989.08 : 2,336,392.29 = 929,069.98 : x - Step 2: Convert to fraction form
1,692,989.08/2,336,392.29 = 929,069.98/x - Step 3: Cross multiply
1,692,989.08x = 2,336,392.29 × 929,069.98 - Step 4: Simplify right side
1,692,989.08x = 2,170,671,938,142.45 - Step 5: Solve for x
x = 2,170,671,938,142.45/1,692,989.08 - Step 6: Final answer
x = 1,282,153.54
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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.