Finding the Fourth Proportional to 1,249,011.84, 1,873,514.88 and 965,115.12
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Solution
The fourth proportional to 1,249,011.84, 1,873,514.88 and 965,115.12 is: 1,447,670.45
Step by Step Solution
- Step 1: Write the proportion equation
1,249,011.84 : 1,873,514.88 = 965,115.12 : x - Step 2: Convert to fraction form
1,249,011.84/1,873,514.88 = 965,115.12/x - Step 3: Cross multiply
1,249,011.84x = 1,873,514.88 × 965,115.12 - Step 4: Simplify right side
1,249,011.84x = 1,808,157,538,232.99 - Step 5: Solve for x
x = 1,808,157,538,232.99/1,249,011.84 - Step 6: Final answer
x = 1,447,670.45
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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.