Finding the Fourth Proportional to 2,417,312.12, 3,335,897.38 and 1,329,695.14
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Solution
The fourth proportional to 2,417,312.12, 3,335,897.38 and 1,329,695.14 is: 1,834,982.95
Step by Step Solution
- Step 1: Write the proportion equation
2,417,312.12 : 3,335,897.38 = 1,329,695.14 : x - Step 2: Convert to fraction form
2,417,312.12/3,335,897.38 = 1,329,695.14/x - Step 3: Cross multiply
2,417,312.12x = 3,335,897.38 × 1,329,695.14 - Step 4: Simplify right side
2,417,312.12x = 4,435,726,533,724.73 - Step 5: Solve for x
x = 4,435,726,533,724.73/2,417,312.12 - Step 6: Final answer
x = 1,834,982.95
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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.