Finding the Fourth Proportional to 1,197,337.02, 1,652,608.35 and 688,335.18
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Solution
The fourth proportional to 1,197,337.02, 1,652,608.35 and 688,335.18 is: 950,065.39
Step by Step Solution
- Step 1: Write the proportion equation
1,197,337.02 : 1,652,608.35 = 688,335.18 : x - Step 2: Convert to fraction form
1,197,337.02/1,652,608.35 = 688,335.18/x - Step 3: Cross multiply
1,197,337.02x = 1,652,608.35 × 688,335.18 - Step 4: Simplify right side
1,197,337.02x = 1,137,548,466,066.75 - Step 5: Solve for x
x = 1,137,548,466,066.75/1,197,337.02 - Step 6: Final answer
x = 950,065.39
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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.