Finding the Fourth Proportional to 4,260,336.48, 6,390,504.68 and 1,065,462.48
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Solution
The fourth proportional to 4,260,336.48, 6,390,504.68 and 1,065,462.48 is: 1,598,193.71
Step by Step Solution
- Step 1: Write the proportion equation
4,260,336.48 : 6,390,504.68 = 1,065,462.48 : x - Step 2: Convert to fraction form
4,260,336.48/6,390,504.68 = 1,065,462.48/x - Step 3: Cross multiply
4,260,336.48x = 6,390,504.68 × 1,065,462.48 - Step 4: Simplify right side
4,260,336.48x = 6,808,842,964,804.41 - Step 5: Solve for x
x = 6,808,842,964,804.41/4,260,336.48 - Step 6: Final answer
x = 1,598,193.71
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1.5x scale
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.