Finding the Fourth Proportional to 1,606,607.58, 2,217,141.08 and 881,442.12
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Solution
The fourth proportional to 1,606,607.58, 2,217,141.08 and 881,442.12 is: 1,216,402.54
Step by Step Solution
- Step 1: Write the proportion equation
1,606,607.58 : 2,217,141.08 = 881,442.12 : x - Step 2: Convert to fraction form
1,606,607.58/2,217,141.08 = 881,442.12/x - Step 3: Cross multiply
1,606,607.58x = 2,217,141.08 × 881,442.12 - Step 4: Simplify right side
1,606,607.58x = 1,954,281,533,894.29 - Step 5: Solve for x
x = 1,954,281,533,894.29/1,606,607.58 - Step 6: Final answer
x = 1,216,402.54
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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.