Finding the Fourth Proportional to 1,340,547.36, 2,009,688.26 and 581,815.10
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Solution
The fourth proportional to 1,340,547.36, 2,009,688.26 and 581,815.10 is: 872,231.00
Step by Step Solution
- Step 1: Write the proportion equation
1,340,547.36 : 2,009,688.26 = 581,815.10 : x - Step 2: Convert to fraction form
1,340,547.36/2,009,688.26 = 581,815.10/x - Step 3: Cross multiply
1,340,547.36x = 2,009,688.26 × 581,815.10 - Step 4: Simplify right side
1,340,547.36x = 1,169,266,963,003.21 - Step 5: Solve for x
x = 1,169,266,963,003.21/1,340,547.36 - Step 6: Final answer
x = 872,231.00
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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.