Finding the Fourth Proportional to 1,219,318.52, 1,828,977.98 and 508,959.05
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Solution
The fourth proportional to 1,219,318.52, 1,828,977.98 and 508,959.05 is: 763,438.65
Step by Step Solution
- Step 1: Write the proportion equation
1,219,318.52 : 1,828,977.98 = 508,959.05 : x - Step 2: Convert to fraction form
1,219,318.52/1,828,977.98 = 508,959.05/x - Step 3: Cross multiply
1,219,318.52x = 1,828,977.98 × 508,959.05 - Step 4: Simplify right side
1,219,318.52x = 930,874,883,482.03 - Step 5: Solve for x
x = 930,874,883,482.03/1,219,318.52 - Step 6: Final answer
x = 763,438.65
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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.