Finding the Fourth Proportional to 1,732,465.17, 2,390,733.36 and 958,045.74
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Solution
The fourth proportional to 1,732,465.17, 2,390,733.36 and 958,045.74 is: 1,322,065.20
Step by Step Solution
- Step 1: Write the proportion equation
1,732,465.17 : 2,390,733.36 = 958,045.74 : x - Step 2: Convert to fraction form
1,732,465.17/2,390,733.36 = 958,045.74/x - Step 3: Cross multiply
1,732,465.17x = 2,390,733.36 × 958,045.74 - Step 4: Simplify right side
1,732,465.17x = 2,290,431,911,023.89 - Step 5: Solve for x
x = 2,290,431,911,023.89/1,732,465.17 - Step 6: Final answer
x = 1,322,065.20
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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.