Finding the Fourth Proportional to 1,601,412.84, 2,402,119.80 and 403,345.08
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Solution
The fourth proportional to 1,601,412.84, 2,402,119.80 and 403,345.08 is: 605,017.76
Step by Step Solution
- Step 1: Write the proportion equation
1,601,412.84 : 2,402,119.80 = 403,345.08 : x - Step 2: Convert to fraction form
1,601,412.84/2,402,119.80 = 403,345.08/x - Step 3: Cross multiply
1,601,412.84x = 2,402,119.80 × 403,345.08 - Step 4: Simplify right side
1,601,412.84x = 968,883,202,900.58 - Step 5: Solve for x
x = 968,883,202,900.58/1,601,412.84 - Step 6: Final answer
x = 605,017.76
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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.