Finding the Fourth Proportional to 1,656,579.16, 2,280,437.58 and 1,226,047.96
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Solution
The fourth proportional to 1,656,579.16, 2,280,437.58 and 1,226,047.96 is: 1,687,770.74
Step by Step Solution
- Step 1: Write the proportion equation
1,656,579.16 : 2,280,437.58 = 1,226,047.96 : x - Step 2: Convert to fraction form
1,656,579.16/2,280,437.58 = 1,226,047.96/x - Step 3: Cross multiply
1,656,579.16x = 2,280,437.58 × 1,226,047.96 - Step 4: Simplify right side
1,656,579.16x = 2,795,925,842,866.34 - Step 5: Solve for x
x = 2,795,925,842,866.34/1,656,579.16 - Step 6: Final answer
x = 1,687,770.74
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.