Finding the Fourth Proportional to 1,531,730.24, 2,297,594.28 and 689,297.84
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Solution
The fourth proportional to 1,531,730.24, 2,297,594.28 and 689,297.84 is: 1,033,946.27
Step by Step Solution
- Step 1: Write the proportion equation
1,531,730.24 : 2,297,594.28 = 689,297.84 : x - Step 2: Convert to fraction form
1,531,730.24/2,297,594.28 = 689,297.84/x - Step 3: Cross multiply
1,531,730.24x = 2,297,594.28 × 689,297.84 - Step 4: Simplify right side
1,531,730.24x = 1,583,726,774,400.36 - Step 5: Solve for x
x = 1,583,726,774,400.36/1,531,730.24 - Step 6: Final answer
x = 1,033,946.27
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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.