Finding the Fourth Proportional to 1,316,760.68, 1,817,132.26 and 713,148.84
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Solution
The fourth proportional to 1,316,760.68, 1,817,132.26 and 713,148.84 is: 984,146.76
Step by Step Solution
- Step 1: Write the proportion equation
1,316,760.68 : 1,817,132.26 = 713,148.84 : x - Step 2: Convert to fraction form
1,316,760.68/1,817,132.26 = 713,148.84/x - Step 3: Cross multiply
1,316,760.68x = 1,817,132.26 × 713,148.84 - Step 4: Simplify right side
1,316,760.68x = 1,295,885,763,345.58 - Step 5: Solve for x
x = 1,295,885,763,345.58/1,316,760.68 - Step 6: Final answer
x = 984,146.76
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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.