Finding the Fourth Proportional to 2,817,603.60, 4,218,940.32 and 1,485,108.24
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Solution
The fourth proportional to 2,817,603.60, 4,218,940.32 and 1,485,108.24 is: 2,223,727.65
Step by Step Solution
- Step 1: Write the proportion equation
2,817,603.60 : 4,218,940.32 = 1,485,108.24 : x - Step 2: Convert to fraction form
2,817,603.60/4,218,940.32 = 1,485,108.24/x - Step 3: Cross multiply
2,817,603.60x = 4,218,940.32 × 1,485,108.24 - Step 4: Simplify right side
2,817,603.60x = 6,265,583,033,300.24 - Step 5: Solve for x
x = 6,265,583,033,300.24/2,817,603.60 - Step 6: Final answer
x = 2,223,727.65
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1.5x scale
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.