Finding the Fourth Proportional to 1,428,594.84, 2,142,645.84 and 403,996.68
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Solution
The fourth proportional to 1,428,594.84, 2,142,645.84 and 403,996.68 is: 605,925.33
Step by Step Solution
- Step 1: Write the proportion equation
1,428,594.84 : 2,142,645.84 = 403,996.68 : x - Step 2: Convert to fraction form
1,428,594.84/2,142,645.84 = 403,996.68/x - Step 3: Cross multiply
1,428,594.84x = 2,142,645.84 × 403,996.68 - Step 4: Simplify right side
1,428,594.84x = 865,621,805,775.81 - Step 5: Solve for x
x = 865,621,805,775.81/1,428,594.84 - Step 6: Final answer
x = 605,925.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.