Finding the Fourth Proportional to 1,344,273.70, 2,018,743.35 and 714,417.70
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Solution
The fourth proportional to 1,344,273.70, 2,018,743.35 and 714,417.70 is: 1,072,866.32
Step by Step Solution
- Step 1: Write the proportion equation
1,344,273.70 : 2,018,743.35 = 714,417.70 : x - Step 2: Convert to fraction form
1,344,273.70/2,018,743.35 = 714,417.70/x - Step 3: Cross multiply
1,344,273.70x = 2,018,743.35 × 714,417.70 - Step 4: Simplify right side
1,344,273.70x = 1,442,225,980,997.30 - Step 5: Solve for x
x = 1,442,225,980,997.30/1,344,273.70 - Step 6: Final answer
x = 1,072,866.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.