Finding the Fourth Proportional to 1,716,603.47, 2,370,878.85 and 1,130,522.84
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Solution
The fourth proportional to 1,716,603.47, 2,370,878.85 and 1,130,522.84 is: 1,561,416.33
Step by Step Solution
- Step 1: Write the proportion equation
1,716,603.47 : 2,370,878.85 = 1,130,522.84 : x - Step 2: Convert to fraction form
1,716,603.47/2,370,878.85 = 1,130,522.84/x - Step 3: Cross multiply
1,716,603.47x = 2,370,878.85 × 1,130,522.84 - Step 4: Simplify right side
1,716,603.47x = 2,680,332,690,797.93 - Step 5: Solve for x
x = 2,680,332,690,797.93/1,716,603.47 - Step 6: Final answer
x = 1,561,416.33
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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.