Finding the Fourth Proportional to 2,544,115.68, 3,510,972 and 1,398,283.20
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Solution
The fourth proportional to 2,544,115.68, 3,510,972 and 1,398,283.20 is: 1,929,681.58
Step by Step Solution
- Step 1: Write the proportion equation
2,544,115.68 : 3,510,972 = 1,398,283.20 : x - Step 2: Convert to fraction form
2,544,115.68/3,510,972 = 1,398,283.20/x - Step 3: Cross multiply
2,544,115.68x = 3,510,972 × 1,398,283.20 - Step 4: Simplify right side
2,544,115.68x = 4,909,333,163,270.40 - Step 5: Solve for x
x = 4,909,333,163,270.40/2,544,115.68 - Step 6: Final answer
x = 1,929,681.58
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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.