Finding the Fourth Proportional to 1,344,288.16, 1,855,094.30 and 732,445.95
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Solution
The fourth proportional to 1,344,288.16, 1,855,094.30 and 732,445.95 is: 1,010,762.68
Step by Step Solution
- Step 1: Write the proportion equation
1,344,288.16 : 1,855,094.30 = 732,445.95 : x - Step 2: Convert to fraction form
1,344,288.16/1,855,094.30 = 732,445.95/x - Step 3: Cross multiply
1,344,288.16x = 1,855,094.30 × 732,445.95 - Step 4: Simplify right side
1,344,288.16x = 1,358,756,306,131.08 - Step 5: Solve for x
x = 1,358,756,306,131.08/1,344,288.16 - Step 6: Final answer
x = 1,010,762.68
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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.