Finding the Fourth Proportional to 2,257,977.48, 3,118,595.04 and 1,487,054.49
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Solution
The fourth proportional to 2,257,977.48, 3,118,595.04 and 1,487,054.49 is: 2,053,838.36
Step by Step Solution
- Step 1: Write the proportion equation
2,257,977.48 : 3,118,595.04 = 1,487,054.49 : x - Step 2: Convert to fraction form
2,257,977.48/3,118,595.04 = 1,487,054.49/x - Step 3: Cross multiply
2,257,977.48x = 3,118,595.04 × 1,487,054.49 - Step 4: Simplify right side
2,257,977.48x = 4,637,520,756,723.73 - Step 5: Solve for x
x = 4,637,520,756,723.73/2,257,977.48 - Step 6: Final answer
x = 2,053,838.36
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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.