Finding the Fourth Proportional to 5,249,984.16, 7,876,132.30 and 1,606,741.96
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Solution
The fourth proportional to 5,249,984.16, 7,876,132.30 and 1,606,741.96 is: 2,410,466.75
Step by Step Solution
- Step 1: Write the proportion equation
5,249,984.16 : 7,876,132.30 = 1,606,741.96 : x - Step 2: Convert to fraction form
5,249,984.16/7,876,132.30 = 1,606,741.96/x - Step 3: Cross multiply
5,249,984.16x = 7,876,132.30 × 1,606,741.96 - Step 4: Simplify right side
5,249,984.16x = 12,654,912,248,921.31 - Step 5: Solve for x
x = 12,654,912,248,921.31/5,249,984.16 - Step 6: Final answer
x = 2,410,466.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.