Finding the Fourth Proportional to 1,346,544.99, 1,856,061.36 and 910,803.42
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Solution
The fourth proportional to 1,346,544.99, 1,856,061.36 and 910,803.42 is: 1,255,440.44
Step by Step Solution
- Step 1: Write the proportion equation
1,346,544.99 : 1,856,061.36 = 910,803.42 : x - Step 2: Convert to fraction form
1,346,544.99/1,856,061.36 = 910,803.42/x - Step 3: Cross multiply
1,346,544.99x = 1,856,061.36 × 910,803.42 - Step 4: Simplify right side
1,346,544.99x = 1,690,507,034,417.85 - Step 5: Solve for x
x = 1,690,507,034,417.85/1,346,544.99 - Step 6: Final answer
x = 1,255,440.44
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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.