Finding the Fourth Proportional to 4,764,948.08, 7,148,756.10 and 1,927,053.08
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Solution
The fourth proportional to 4,764,948.08, 7,148,756.10 and 1,927,053.08 is: 2,891,119.11
Step by Step Solution
- Step 1: Write the proportion equation
4,764,948.08 : 7,148,756.10 = 1,927,053.08 : x - Step 2: Convert to fraction form
4,764,948.08/7,148,756.10 = 1,927,053.08/x - Step 3: Cross multiply
4,764,948.08x = 7,148,756.10 × 1,927,053.08 - Step 4: Simplify right side
4,764,948.08x = 13,776,032,460,673.79 - Step 5: Solve for x
x = 13,776,032,460,673.79/4,764,948.08 - Step 6: Final answer
x = 2,891,119.11
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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.