Finding the Fourth Proportional to 1,708,981.76, 2,563,618.08 and 446,807.36
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Solution
The fourth proportional to 1,708,981.76, 2,563,618.08 and 446,807.36 is: 670,249.06
Step by Step Solution
- Step 1: Write the proportion equation
1,708,981.76 : 2,563,618.08 = 446,807.36 : x - Step 2: Convert to fraction form
1,708,981.76/2,563,618.08 = 446,807.36/x - Step 3: Cross multiply
1,708,981.76x = 2,563,618.08 × 446,807.36 - Step 4: Simplify right side
1,708,981.76x = 1,145,443,426,373.07 - Step 5: Solve for x
x = 1,145,443,426,373.07/1,708,981.76 - Step 6: Final answer
x = 670,249.06
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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.