Finding the Fourth Proportional to 3,050,276.08, 4,209,368.16 and 1,692,149.08
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Solution
The fourth proportional to 3,050,276.08, 4,209,368.16 and 1,692,149.08 is: 2,335,158.61
Step by Step Solution
- Step 1: Write the proportion equation
3,050,276.08 : 4,209,368.16 = 1,692,149.08 : x - Step 2: Convert to fraction form
3,050,276.08/4,209,368.16 = 1,692,149.08/x - Step 3: Cross multiply
3,050,276.08x = 4,209,368.16 × 1,692,149.08 - Step 4: Simplify right side
3,050,276.08x = 7,122,878,459,325.29 - Step 5: Solve for x
x = 7,122,878,459,325.29/3,050,276.08 - Step 6: Final answer
x = 2,335,158.61
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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.