Finding the Fourth Proportional to 2,854,225.12, 4,282,051.76 and 2,014,417.12
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Solution
The fourth proportional to 2,854,225.12, 4,282,051.76 and 2,014,417.12 is: 3,022,129.65
Step by Step Solution
- Step 1: Write the proportion equation
2,854,225.12 : 4,282,051.76 = 2,014,417.12 : x - Step 2: Convert to fraction form
2,854,225.12/4,282,051.76 = 2,014,417.12/x - Step 3: Cross multiply
2,854,225.12x = 4,282,051.76 × 2,014,417.12 - Step 4: Simplify right side
2,854,225.12x = 8,625,838,374,070.13 - Step 5: Solve for x
x = 8,625,838,374,070.13/2,854,225.12 - Step 6: Final answer
x = 3,022,129.65
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1.5x scale
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.