Finding the Fourth Proportional to 4,130,985.06, 5,700,646.08 and 2,295,396.21
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Solution
The fourth proportional to 4,130,985.06, 5,700,646.08 and 2,295,396.21 is: 3,167,583.81
Step by Step Solution
- Step 1: Write the proportion equation
4,130,985.06 : 5,700,646.08 = 2,295,396.21 : x - Step 2: Convert to fraction form
4,130,985.06/5,700,646.08 = 2,295,396.21/x - Step 3: Cross multiply
4,130,985.06x = 5,700,646.08 × 2,295,396.21 - Step 4: Simplify right side
4,130,985.06x = 13,085,241,406,583.36 - Step 5: Solve for x
x = 13,085,241,406,583.36/4,130,985.06 - Step 6: Final answer
x = 3,167,583.81
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1.5x scale
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.