Finding the Fourth Proportional to 2,127,263.88, 3,190,923.58 and 707,319.96
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Solution
The fourth proportional to 2,127,263.88, 3,190,923.58 and 707,319.96 is: 1,060,989.17
Step by Step Solution
- Step 1: Write the proportion equation
2,127,263.88 : 3,190,923.58 = 707,319.96 : x - Step 2: Convert to fraction form
2,127,263.88/3,190,923.58 = 707,319.96/x - Step 3: Cross multiply
2,127,263.88x = 3,190,923.58 × 707,319.96 - Step 4: Simplify right side
2,127,263.88x = 2,257,003,938,968.66 - Step 5: Solve for x
x = 2,257,003,938,968.66/2,127,263.88 - Step 6: Final answer
x = 1,060,989.17
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.