Finding the Fourth Proportional to 1,785,688.13, 2,464,267.50 and 969,907.79
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Solution
The fourth proportional to 1,785,688.13, 2,464,267.50 and 969,907.79 is: 1,338,482.46
Step by Step Solution
- Step 1: Write the proportion equation
1,785,688.13 : 2,464,267.50 = 969,907.79 : x - Step 2: Convert to fraction form
1,785,688.13/2,464,267.50 = 969,907.79/x - Step 3: Cross multiply
1,785,688.13x = 2,464,267.50 × 969,907.79 - Step 4: Simplify right side
1,785,688.13x = 2,390,112,232,572.49 - Step 5: Solve for x
x = 2,390,112,232,572.49/1,785,688.13 - Step 6: Final answer
x = 1,338,482.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.