Finding the Fourth Proportional to 4,430,363.87, 6,645,545.81 and 1,064,570.87
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Solution
The fourth proportional to 4,430,363.87, 6,645,545.81 and 1,064,570.87 is: 1,596,856.31
Step by Step Solution
- Step 1: Write the proportion equation
4,430,363.87 : 6,645,545.81 = 1,064,570.87 : x - Step 2: Convert to fraction form
4,430,363.87/6,645,545.81 = 1,064,570.87/x - Step 3: Cross multiply
4,430,363.87x = 6,645,545.81 × 1,064,570.87 - Step 4: Simplify right side
4,430,363.87x = 7,074,654,484,576.56 - Step 5: Solve for x
x = 7,074,654,484,576.56/4,430,363.87 - Step 6: Final answer
x = 1,596,856.31
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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.