Finding the Fourth Proportional to 1,339,094.79, 2,007,904.09 and 697,798.08
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Solution
The fourth proportional to 1,339,094.79, 2,007,904.09 and 697,798.08 is: 1,046,312.50
Step by Step Solution
- Step 1: Write the proportion equation
1,339,094.79 : 2,007,904.09 = 697,798.08 : x - Step 2: Convert to fraction form
1,339,094.79/2,007,904.09 = 697,798.08/x - Step 3: Cross multiply
1,339,094.79x = 2,007,904.09 × 697,798.08 - Step 4: Simplify right side
1,339,094.79x = 1,401,111,618,826.15 - Step 5: Solve for x
x = 1,401,111,618,826.15/1,339,094.79 - Step 6: Final answer
x = 1,046,312.50
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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.