Finding the Fourth Proportional to 4,325,607.61, 6,489,832.99 and 1,768,973.18
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Solution
The fourth proportional to 4,325,607.61, 6,489,832.99 and 1,768,973.18 is: 2,654,041.12
Step by Step Solution
- Step 1: Write the proportion equation
4,325,607.61 : 6,489,832.99 = 1,768,973.18 : x - Step 2: Convert to fraction form
4,325,607.61/6,489,832.99 = 1,768,973.18/x - Step 3: Cross multiply
4,325,607.61x = 6,489,832.99 × 1,768,973.18 - Step 4: Simplify right side
4,325,607.61x = 11,480,340,465,117.61 - Step 5: Solve for x
x = 11,480,340,465,117.61/4,325,607.61 - Step 6: Final answer
x = 2,654,041.12
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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.