Finding the Fourth Proportional to 2,248,669.84, 3,103,188.99 and 1,230,074.59
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Solution
The fourth proportional to 2,248,669.84, 3,103,188.99 and 1,230,074.59 is: 1,697,516.40
Step by Step Solution
- Step 1: Write the proportion equation
2,248,669.84 : 3,103,188.99 = 1,230,074.59 : x - Step 2: Convert to fraction form
2,248,669.84/3,103,188.99 = 1,230,074.59/x - Step 3: Cross multiply
2,248,669.84x = 3,103,188.99 × 1,230,074.59 - Step 4: Simplify right side
2,248,669.84x = 3,817,153,924,566.76 - Step 5: Solve for x
x = 3,817,153,924,566.76/2,248,669.84 - Step 6: Final answer
x = 1,697,516.40
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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.