Finding the Fourth Proportional to 4,337,919.30, 6,506,878.95 and 2,098,431.30
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Solution
The fourth proportional to 4,337,919.30, 6,506,878.95 and 2,098,431.30 is: 3,147,646.95
Step by Step Solution
- Step 1: Write the proportion equation
4,337,919.30 : 6,506,878.95 = 2,098,431.30 : x - Step 2: Convert to fraction form
4,337,919.30/6,506,878.95 = 2,098,431.30/x - Step 3: Cross multiply
4,337,919.30x = 6,506,878.95 × 2,098,431.30 - Step 4: Simplify right side
4,337,919.30x = 13,654,238,453,991.13 - Step 5: Solve for x
x = 13,654,238,453,991.13/4,337,919.30 - Step 6: Final answer
x = 3,147,646.95
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1.5x scale
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.