Finding the Fourth Proportional to 1,335,584.84, 1,845,551.28 and 972,378.29
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Solution
The fourth proportional to 1,335,584.84, 1,845,551.28 and 972,378.29 is: 1,343,661.55
Step by Step Solution
- Step 1: Write the proportion equation
1,335,584.84 : 1,845,551.28 = 972,378.29 : x - Step 2: Convert to fraction form
1,335,584.84/1,845,551.28 = 972,378.29/x - Step 3: Cross multiply
1,335,584.84x = 1,845,551.28 × 972,378.29 - Step 4: Simplify right side
1,335,584.84x = 1,794,573,997,753.71 - Step 5: Solve for x
x = 1,794,573,997,753.71/1,335,584.84 - Step 6: Final answer
x = 1,343,661.55
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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.