Finding the Fourth Proportional to 4,470,637.19, 6,706,018.66 and 1,275,763.70
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Solution
The fourth proportional to 4,470,637.19, 6,706,018.66 and 1,275,763.70 is: 1,913,663.50
Step by Step Solution
- Step 1: Write the proportion equation
4,470,637.19 : 6,706,018.66 = 1,275,763.70 : x - Step 2: Convert to fraction form
4,470,637.19/6,706,018.66 = 1,275,763.70/x - Step 3: Cross multiply
4,470,637.19x = 6,706,018.66 × 1,275,763.70 - Step 4: Simplify right side
4,470,637.19x = 8,555,295,191,526.28 - Step 5: Solve for x
x = 8,555,295,191,526.28/4,470,637.19 - Step 6: Final answer
x = 1,913,663.50
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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.