Finding the Fourth Proportional to 1,617,898.95, 2,232,697.89 and 892,746.09
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Solution
The fourth proportional to 1,617,898.95, 2,232,697.89 and 892,746.09 is: 1,231,988.14
Step by Step Solution
- Step 1: Write the proportion equation
1,617,898.95 : 2,232,697.89 = 892,746.09 : x - Step 2: Convert to fraction form
1,617,898.95/2,232,697.89 = 892,746.09/x - Step 3: Cross multiply
1,617,898.95x = 2,232,697.89 × 892,746.09 - Step 4: Simplify right side
1,617,898.95x = 1,993,232,311,448.75 - Step 5: Solve for x
x = 1,993,232,311,448.75/1,617,898.95 - Step 6: Final answer
x = 1,231,988.14
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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.