Finding the Fourth Proportional to 2,564,197.95, 3,538,355.36 and 1,418,253.69
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Solution
The fourth proportional to 2,564,197.95, 3,538,355.36 and 1,418,253.69 is: 1,957,058.56
Step by Step Solution
- Step 1: Write the proportion equation
2,564,197.95 : 3,538,355.36 = 1,418,253.69 : x - Step 2: Convert to fraction form
2,564,197.95/3,538,355.36 = 1,418,253.69/x - Step 3: Cross multiply
2,564,197.95x = 3,538,355.36 × 1,418,253.69 - Step 4: Simplify right side
2,564,197.95x = 5,018,285,545,851.28 - Step 5: Solve for x
x = 5,018,285,545,851.28/2,564,197.95 - Step 6: Final answer
x = 1,957,058.56
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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.