Finding the Fourth Proportional to 1,513,065.35, 2,269,155.15 and 1,246,163.87
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Solution
The fourth proportional to 1,513,065.35, 2,269,155.15 and 1,246,163.87 is: 1,868,881.05
Step by Step Solution
- Step 1: Write the proportion equation
1,513,065.35 : 2,269,155.15 = 1,246,163.87 : x - Step 2: Convert to fraction form
1,513,065.35/2,269,155.15 = 1,246,163.87/x - Step 3: Cross multiply
1,513,065.35x = 2,269,155.15 × 1,246,163.87 - Step 4: Simplify right side
1,513,065.35x = 2,827,739,152,008.66 - Step 5: Solve for x
x = 2,827,739,152,008.66/1,513,065.35 - Step 6: Final answer
x = 1,868,881.05
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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.