Finding the Fourth Proportional to 1,439,089.74, 2,158,175.34 and 586,159.74
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Solution
The fourth proportional to 1,439,089.74, 2,158,175.34 and 586,159.74 is: 879,052.54
Step by Step Solution
- Step 1: Write the proportion equation
1,439,089.74 : 2,158,175.34 = 586,159.74 : x - Step 2: Convert to fraction form
1,439,089.74/2,158,175.34 = 586,159.74/x - Step 3: Cross multiply
1,439,089.74x = 2,158,175.34 × 586,159.74 - Step 4: Simplify right side
1,439,089.74x = 1,265,035,496,168.81 - Step 5: Solve for x
x = 1,265,035,496,168.81/1,439,089.74 - Step 6: Final answer
x = 879,052.54
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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.