Finding the Fourth Proportional to 1,532,484.96, 2,114,829.10 and 888,278.84
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Solution
The fourth proportional to 1,532,484.96, 2,114,829.10 and 888,278.84 is: 1,225,824.72
Step by Step Solution
- Step 1: Write the proportion equation
1,532,484.96 : 2,114,829.10 = 888,278.84 : x - Step 2: Convert to fraction form
1,532,484.96/2,114,829.10 = 888,278.84/x - Step 3: Cross multiply
1,532,484.96x = 2,114,829.10 × 888,278.84 - Step 4: Simplify right side
1,532,484.96x = 1,878,557,939,746.24 - Step 5: Solve for x
x = 1,878,557,939,746.24/1,532,484.96 - Step 6: Final answer
x = 1,225,824.72
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1.5x scale
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.