Finding the Fourth Proportional to 7,894,698.84, 11,842,478.91 and 2,502,959.31
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Solution
The fourth proportional to 7,894,698.84, 11,842,478.91 and 2,502,959.31 is: 3,754,575.50
Step by Step Solution
- Step 1: Write the proportion equation
7,894,698.84 : 11,842,478.91 = 2,502,959.31 : x - Step 2: Convert to fraction form
7,894,698.84/11,842,478.91 = 2,502,959.31/x - Step 3: Cross multiply
7,894,698.84x = 11,842,478.91 × 2,502,959.31 - Step 4: Simplify right side
7,894,698.84x = 29,641,242,841,263.15 - Step 5: Solve for x
x = 29,641,242,841,263.15/7,894,698.84 - Step 6: Final answer
x = 3,754,575.50
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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.