Finding the Fourth Proportional to 956,395.52, 1,319,866.61 and 548,612.36
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Solution
The fourth proportional to 956,395.52, 1,319,866.61 and 548,612.36 is: 757,108.45
Step by Step Solution
- Step 1: Write the proportion equation
956,395.52 : 1,319,866.61 = 548,612.36 : x - Step 2: Convert to fraction form
956,395.52/1,319,866.61 = 548,612.36/x - Step 3: Cross multiply
956,395.52x = 1,319,866.61 × 548,612.36 - Step 4: Simplify right side
956,395.52x = 724,095,126,454.91 - Step 5: Solve for x
x = 724,095,126,454.91/956,395.52 - Step 6: Final answer
x = 757,108.45
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.