Finding the Fourth Proportional to 1,271,254.98, 1,754,342.28 and 698,307.96
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Solution
The fourth proportional to 1,271,254.98, 1,754,342.28 and 698,307.96 is: 963,670.70
Step by Step Solution
- Step 1: Write the proportion equation
1,271,254.98 : 1,754,342.28 = 698,307.96 : x - Step 2: Convert to fraction form
1,271,254.98/1,754,342.28 = 698,307.96/x - Step 3: Cross multiply
1,271,254.98x = 1,754,342.28 × 698,307.96 - Step 4: Simplify right side
1,271,254.98x = 1,225,071,178,688.55 - Step 5: Solve for x
x = 1,225,071,178,688.55/1,271,254.98 - Step 6: Final answer
x = 963,670.70
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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.