Finding the Fourth Proportional to 4,846,862.59, 6,689,054.95 and 2,671,792.68
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Solution
The fourth proportional to 4,846,862.59, 6,689,054.95 and 2,671,792.68 is: 3,687,285.89
Step by Step Solution
- Step 1: Write the proportion equation
4,846,862.59 : 6,689,054.95 = 2,671,792.68 : x - Step 2: Convert to fraction form
4,846,862.59/6,689,054.95 = 2,671,792.68/x - Step 3: Cross multiply
4,846,862.59x = 6,689,054.95 × 2,671,792.68 - Step 4: Simplify right side
4,846,862.59x = 17,871,768,039,820.72 - Step 5: Solve for x
x = 17,871,768,039,820.72/4,846,862.59 - Step 6: Final answer
x = 3,687,285.89
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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.