Finding the Fourth Proportional to 4,637,926.14, 6,400,345.58 and 2,572,941.80
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Solution
The fourth proportional to 4,637,926.14, 6,400,345.58 and 2,572,941.80 is: 3,550,663.85
Step by Step Solution
- Step 1: Write the proportion equation
4,637,926.14 : 6,400,345.58 = 2,572,941.80 : x - Step 2: Convert to fraction form
4,637,926.14/6,400,345.58 = 2,572,941.80/x - Step 3: Cross multiply
4,637,926.14x = 6,400,345.58 × 2,572,941.80 - Step 4: Simplify right side
4,637,926.14x = 16,467,716,677,227.24 - Step 5: Solve for x
x = 16,467,716,677,227.24/4,637,926.14 - Step 6: Final answer
x = 3,550,663.85
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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.