Finding the Fourth Proportional to 1,658,645.68, 2,487,076.63 and 975,768.60
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Solution
The fourth proportional to 1,658,645.68, 2,487,076.63 and 975,768.60 is: 1,463,128.20
Step by Step Solution
- Step 1: Write the proportion equation
1,658,645.68 : 2,487,076.63 = 975,768.60 : x - Step 2: Convert to fraction form
1,658,645.68/2,487,076.63 = 975,768.60/x - Step 3: Cross multiply
1,658,645.68x = 2,487,076.63 × 975,768.60 - Step 4: Simplify right side
1,658,645.68x = 2,426,811,266,473.01 - Step 5: Solve for x
x = 2,426,811,266,473.01/1,658,645.68 - Step 6: Final answer
x = 1,463,128.20
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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.