Finding the Fourth Proportional to 1,475,885.61, 2,214,386.10 and 577,969.02
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Solution
The fourth proportional to 1,475,885.61, 2,214,386.10 and 577,969.02 is: 867,171.92
Step by Step Solution
- Step 1: Write the proportion equation
1,475,885.61 : 2,214,386.10 = 577,969.02 : x - Step 2: Convert to fraction form
1,475,885.61/2,214,386.10 = 577,969.02/x - Step 3: Cross multiply
1,475,885.61x = 2,214,386.10 × 577,969.02 - Step 4: Simplify right side
1,475,885.61x = 1,279,846,564,118.62 - Step 5: Solve for x
x = 1,279,846,564,118.62/1,475,885.61 - Step 6: Final answer
x = 867,171.92
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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.