Finding the Fourth Proportional to 1,539,467.25, 2,124,397.98 and 841,735.28
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Solution
The fourth proportional to 1,539,467.25, 2,124,397.98 and 841,735.28 is: 1,161,558.14
Step by Step Solution
- Step 1: Write the proportion equation
1,539,467.25 : 2,124,397.98 = 841,735.28 : x - Step 2: Convert to fraction form
1,539,467.25/2,124,397.98 = 841,735.28/x - Step 3: Cross multiply
1,539,467.25x = 2,124,397.98 × 841,735.28 - Step 4: Simplify right side
1,539,467.25x = 1,788,180,717,904.74 - Step 5: Solve for x
x = 1,788,180,717,904.74/1,539,467.25 - Step 6: Final answer
x = 1,161,558.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.