Finding the Fourth Proportional to 1,122,659.04, 1,548,829.68 and 692,191.82
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Solution
The fourth proportional to 1,122,659.04, 1,548,829.68 and 692,191.82 is: 954,953.55
Step by Step Solution
- Step 1: Write the proportion equation
1,122,659.04 : 1,548,829.68 = 692,191.82 : x - Step 2: Convert to fraction form
1,122,659.04/1,548,829.68 = 692,191.82/x - Step 3: Cross multiply
1,122,659.04x = 1,548,829.68 × 692,191.82 - Step 4: Simplify right side
1,122,659.04x = 1,072,087,235,069.22 - Step 5: Solve for x
x = 1,072,087,235,069.22/1,122,659.04 - Step 6: Final answer
x = 954,953.55
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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.