Finding the Fourth Proportional to 2,417,390.17, 3,335,927.95 and 1,329,661.42
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Solution
The fourth proportional to 2,417,390.17, 3,335,927.95 and 1,329,661.42 is: 1,834,893.99
Step by Step Solution
- Step 1: Write the proportion equation
2,417,390.17 : 3,335,927.95 = 1,329,661.42 : x - Step 2: Convert to fraction form
2,417,390.17/3,335,927.95 = 1,329,661.42/x - Step 3: Cross multiply
2,417,390.17x = 3,335,927.95 × 1,329,661.42 - Step 4: Simplify right side
2,417,390.17x = 4,435,654,695,014.69 - Step 5: Solve for x
x = 4,435,654,695,014.69/2,417,390.17 - Step 6: Final answer
x = 1,834,893.99
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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.