Finding the Fourth Proportional to 1,224,901.80, 1,837,352.70 and 909,973.80
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Solution
The fourth proportional to 1,224,901.80, 1,837,352.70 and 909,973.80 is: 1,364,960.70
Step by Step Solution
- Step 1: Write the proportion equation
1,224,901.80 : 1,837,352.70 = 909,973.80 : x - Step 2: Convert to fraction form
1,224,901.80/1,837,352.70 = 909,973.80/x - Step 3: Cross multiply
1,224,901.80x = 1,837,352.70 × 909,973.80 - Step 4: Simplify right side
1,224,901.80x = 1,671,942,818,359.26 - Step 5: Solve for x
x = 1,671,942,818,359.26/1,224,901.80 - Step 6: Final answer
x = 1,364,960.70
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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.