Finding the Fourth Proportional to 4,569,820.78, 6,813,875.74 and 4,444,267.84
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Solution
The fourth proportional to 4,569,820.78, 6,813,875.74 and 4,444,267.84 is: 6,626,668.80
Step by Step Solution
- Step 1: Write the proportion equation
4,569,820.78 : 6,813,875.74 = 4,444,267.84 : x - Step 2: Convert to fraction form
4,569,820.78/6,813,875.74 = 4,444,267.84/x - Step 3: Cross multiply
4,569,820.78x = 6,813,875.74 × 4,444,267.84 - Step 4: Simplify right side
4,569,820.78x = 30,282,688,794,816.86 - Step 5: Solve for x
x = 30,282,688,794,816.86/4,569,820.78 - Step 6: Final answer
x = 6,626,668.80
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.