Finding the Fourth Proportional to 1,092,473.12, 1,506,758.28 and 710,621.84
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Solution
The fourth proportional to 1,092,473.12, 1,506,758.28 and 710,621.84 is: 980,102.23
Step by Step Solution
- Step 1: Write the proportion equation
1,092,473.12 : 1,506,758.28 = 710,621.84 : x - Step 2: Convert to fraction form
1,092,473.12/1,506,758.28 = 710,621.84/x - Step 3: Cross multiply
1,092,473.12x = 1,506,758.28 × 710,621.84 - Step 4: Simplify right side
1,092,473.12x = 1,070,735,341,368.84 - Step 5: Solve for x
x = 1,070,735,341,368.84/1,092,473.12 - Step 6: Final answer
x = 980,102.23
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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.