Finding the Fourth Proportional to 1,454,381.36, 2,181,721.02 and 556,578.20
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Solution
The fourth proportional to 1,454,381.36, 2,181,721.02 and 556,578.20 is: 834,924.31
Step by Step Solution
- Step 1: Write the proportion equation
1,454,381.36 : 2,181,721.02 = 556,578.20 : x - Step 2: Convert to fraction form
1,454,381.36/2,181,721.02 = 556,578.20/x - Step 3: Cross multiply
1,454,381.36x = 2,181,721.02 × 556,578.20 - Step 4: Simplify right side
1,454,381.36x = 1,214,298,358,213.76 - Step 5: Solve for x
x = 1,214,298,358,213.76/1,454,381.36 - Step 6: Final answer
x = 834,924.31
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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.