Finding the Fourth Proportional to 1,630,207.40, 2,249,642.44 and 977,202.36
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Solution
The fourth proportional to 1,630,207.40, 2,249,642.44 and 977,202.36 is: 1,348,513.02
Step by Step Solution
- Step 1: Write the proportion equation
1,630,207.40 : 2,249,642.44 = 977,202.36 : x - Step 2: Convert to fraction form
1,630,207.40/2,249,642.44 = 977,202.36/x - Step 3: Cross multiply
1,630,207.40x = 2,249,642.44 × 977,202.36 - Step 4: Simplify right side
1,630,207.40x = 2,198,355,901,524.16 - Step 5: Solve for x
x = 2,198,355,901,524.16/1,630,207.40 - Step 6: Final answer
x = 1,348,513.02
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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.