Finding the Fourth Proportional to 3,528,265.97, 5,292,681.86 and 1,340,883.52
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Solution
The fourth proportional to 3,528,265.97, 5,292,681.86 and 1,340,883.52 is: 2,011,432.79
Step by Step Solution
- Step 1: Write the proportion equation
3,528,265.97 : 5,292,681.86 = 1,340,883.52 : x - Step 2: Convert to fraction form
3,528,265.97/5,292,681.86 = 1,340,883.52/x - Step 3: Cross multiply
3,528,265.97x = 5,292,681.86 × 1,340,883.52 - Step 4: Simplify right side
3,528,265.97x = 7,096,869,872,797.45 - Step 5: Solve for x
x = 7,096,869,872,797.45/3,528,265.97 - Step 6: Final answer
x = 2,011,432.79
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.