Finding the Fourth Proportional to 4,798,358.40, 7,197,537.60 and 1,252,502.40
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Solution
The fourth proportional to 4,798,358.40, 7,197,537.60 and 1,252,502.40 is: 1,878,753.60
Step by Step Solution
- Step 1: Write the proportion equation
4,798,358.40 : 7,197,537.60 = 1,252,502.40 : x - Step 2: Convert to fraction form
4,798,358.40/7,197,537.60 = 1,252,502.40/x - Step 3: Cross multiply
4,798,358.40x = 7,197,537.60 × 1,252,502.40 - Step 4: Simplify right side
4,798,358.40x = 9,014,933,118,090.24 - Step 5: Solve for x
x = 9,014,933,118,090.24/4,798,358.40 - Step 6: Final answer
x = 1,878,753.60
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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.