Finding the Fourth Proportional to 4,552,358.06, 6,828,996.72 and 1,478,220.35
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Solution
The fourth proportional to 4,552,358.06, 6,828,996.72 and 1,478,220.35 is: 2,217,479.77
Step by Step Solution
- Step 1: Write the proportion equation
4,552,358.06 : 6,828,996.72 = 1,478,220.35 : x - Step 2: Convert to fraction form
4,552,358.06/6,828,996.72 = 1,478,220.35/x - Step 3: Cross multiply
4,552,358.06x = 6,828,996.72 × 1,478,220.35 - Step 4: Simplify right side
4,552,358.06x = 10,094,761,921,587.25 - Step 5: Solve for x
x = 10,094,761,921,587.25/4,552,358.06 - Step 6: Final answer
x = 2,217,479.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.