Finding the Fourth Proportional to 1,656,195.80, 2,484,293.70 and 1,390,475.30
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Solution
The fourth proportional to 1,656,195.80, 2,484,293.70 and 1,390,475.30 is: 2,085,712.95
Step by Step Solution
- Step 1: Write the proportion equation
1,656,195.80 : 2,484,293.70 = 1,390,475.30 : x - Step 2: Convert to fraction form
1,656,195.80/2,484,293.70 = 1,390,475.30/x - Step 3: Cross multiply
1,656,195.80x = 2,484,293.70 × 1,390,475.30 - Step 4: Simplify right side
1,656,195.80x = 3,454,349,027,795.61 - Step 5: Solve for x
x = 3,454,349,027,795.61/1,656,195.80 - Step 6: Final answer
x = 2,085,712.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.