Finding the Fourth Proportional to 1,070,655.41, 1,605,341.58 and 340,863.23
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Solution
The fourth proportional to 1,070,655.41, 1,605,341.58 and 340,863.23 is: 511,090.60
Step by Step Solution
- Step 1: Write the proportion equation
1,070,655.41 : 1,605,341.58 = 340,863.23 : x - Step 2: Convert to fraction form
1,070,655.41/1,605,341.58 = 340,863.23/x - Step 3: Cross multiply
1,070,655.41x = 1,605,341.58 × 340,863.23 - Step 4: Simplify right side
1,070,655.41x = 547,201,914,507.79 - Step 5: Solve for x
x = 547,201,914,507.79/1,070,655.41 - Step 6: Final answer
x = 511,090.60
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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.