Finding the Fourth Proportional to 1,071,246.74, 1,475,482.65 and 798,440.36
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Solution
The fourth proportional to 1,071,246.74, 1,475,482.65 and 798,440.36 is: 1,099,732.54
Step by Step Solution
- Step 1: Write the proportion equation
1,071,246.74 : 1,475,482.65 = 798,440.36 : x - Step 2: Convert to fraction form
1,071,246.74/1,475,482.65 = 798,440.36/x - Step 3: Cross multiply
1,071,246.74x = 1,475,482.65 × 798,440.36 - Step 4: Simplify right side
1,071,246.74x = 1,178,084,898,239.75 - Step 5: Solve for x
x = 1,178,084,898,239.75/1,071,246.74 - Step 6: Final answer
x = 1,099,732.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.