Finding the Fourth Proportional to 7,852,927.18, 11,779,048.05 and 2,461,454.74
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Solution
The fourth proportional to 7,852,927.18, 11,779,048.05 and 2,461,454.74 is: 3,692,074.69
Step by Step Solution
- Step 1: Write the proportion equation
7,852,927.18 : 11,779,048.05 = 2,461,454.74 : x - Step 2: Convert to fraction form
7,852,927.18/11,779,048.05 = 2,461,454.74/x - Step 3: Cross multiply
7,852,927.18x = 11,779,048.05 × 2,461,454.74 - Step 4: Simplify right side
7,852,927.18x = 28,993,593,655,360.26 - Step 5: Solve for x
x = 28,993,593,655,360.26/7,852,927.18 - Step 6: Final answer
x = 3,692,074.69
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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.