Finding the Fourth Proportional to 3,113,030.21, 4,295,970.59 and 1,736,372.84
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Solution
The fourth proportional to 3,113,030.21, 4,295,970.59 and 1,736,372.84 is: 2,396,188.32
Step by Step Solution
- Step 1: Write the proportion equation
3,113,030.21 : 4,295,970.59 = 1,736,372.84 : x - Step 2: Convert to fraction form
3,113,030.21/4,295,970.59 = 1,736,372.84/x - Step 3: Cross multiply
3,113,030.21x = 4,295,970.59 × 1,736,372.84 - Step 4: Simplify right side
3,113,030.21x = 7,459,406,623,753.06 - Step 5: Solve for x
x = 7,459,406,623,753.06/3,113,030.21 - Step 6: Final answer
x = 2,396,188.32
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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.