Finding the Fourth Proportional to 1,417,177.16, 2,126,132.23 and 406,373.10
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Solution
The fourth proportional to 1,417,177.16, 2,126,132.23 and 406,373.10 is: 609,664.74
Step by Step Solution
- Step 1: Write the proportion equation
1,417,177.16 : 2,126,132.23 = 406,373.10 : x - Step 2: Convert to fraction form
1,417,177.16/2,126,132.23 = 406,373.10/x - Step 3: Cross multiply
1,417,177.16x = 2,126,132.23 × 406,373.10 - Step 4: Simplify right side
1,417,177.16x = 864,002,945,315.01 - Step 5: Solve for x
x = 864,002,945,315.01/1,417,177.16 - Step 6: Final answer
x = 609,664.74
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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.