Finding the Fourth Proportional to 4,148,281.53, 5,724,608.07 and 2,406,303.23
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Solution
The fourth proportional to 4,148,281.53, 5,724,608.07 and 2,406,303.23 is: 3,320,686.59
Step by Step Solution
- Step 1: Write the proportion equation
4,148,281.53 : 5,724,608.07 = 2,406,303.23 : x - Step 2: Convert to fraction form
4,148,281.53/5,724,608.07 = 2,406,303.23/x - Step 3: Cross multiply
4,148,281.53x = 5,724,608.07 × 2,406,303.23 - Step 4: Simplify right side
4,148,281.53x = 13,775,142,873,145.67 - Step 5: Solve for x
x = 13,775,142,873,145.67/4,148,281.53 - Step 6: Final answer
x = 3,320,686.59
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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.