Finding the Fourth Proportional to 1,343,808.84, 1,854,440.28 and 731,959.68
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Solution
The fourth proportional to 1,343,808.84, 1,854,440.28 and 731,959.68 is: 1,010,095.69
Step by Step Solution
- Step 1: Write the proportion equation
1,343,808.84 : 1,854,440.28 = 731,959.68 : x - Step 2: Convert to fraction form
1,343,808.84/1,854,440.28 = 731,959.68/x - Step 3: Cross multiply
1,343,808.84x = 1,854,440.28 × 731,959.68 - Step 4: Simplify right side
1,343,808.84x = 1,357,375,513,927.91 - Step 5: Solve for x
x = 1,357,375,513,927.91/1,343,808.84 - Step 6: Final answer
x = 1,010,095.69
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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.