Finding the Fourth Proportional to 1,612,206.18, 2,414,632.95 and 771,352.74
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Solution
The fourth proportional to 1,612,206.18, 2,414,632.95 and 771,352.74 is: 1,155,270.19
Step by Step Solution
- Step 1: Write the proportion equation
1,612,206.18 : 2,414,632.95 = 771,352.74 : x - Step 2: Convert to fraction form
1,612,206.18/2,414,632.95 = 771,352.74/x - Step 3: Cross multiply
1,612,206.18x = 2,414,632.95 × 771,352.74 - Step 4: Simplify right side
1,612,206.18x = 1,862,533,742,076.78 - Step 5: Solve for x
x = 1,862,533,742,076.78/1,612,206.18 - Step 6: Final answer
x = 1,155,270.19
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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.