Finding the Fourth Proportional to 2,376,870.40, 3,280,155.41 and 1,344,357.99
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Solution
The fourth proportional to 2,376,870.40, 3,280,155.41 and 1,344,357.99 is: 1,855,256.03
Step by Step Solution
- Step 1: Write the proportion equation
2,376,870.40 : 3,280,155.41 = 1,344,357.99 : x - Step 2: Convert to fraction form
2,376,870.40/3,280,155.41 = 1,344,357.99/x - Step 3: Cross multiply
2,376,870.40x = 3,280,155.41 × 1,344,357.99 - Step 4: Simplify right side
2,376,870.40x = 4,409,703,133,875.23 - Step 5: Solve for x
x = 4,409,703,133,875.23/2,376,870.40 - Step 6: Final answer
x = 1,855,256.03
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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.