Finding the Fourth Proportional to 1,417,281.34, 1,955,846.87 and 772,701.36
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Solution
The fourth proportional to 1,417,281.34, 1,955,846.87 and 772,701.36 is: 1,066,327.12
Step by Step Solution
- Step 1: Write the proportion equation
1,417,281.34 : 1,955,846.87 = 772,701.36 : x - Step 2: Convert to fraction form
1,417,281.34/1,955,846.87 = 772,701.36/x - Step 3: Cross multiply
1,417,281.34x = 1,955,846.87 × 772,701.36 - Step 4: Simplify right side
1,417,281.34x = 1,511,285,536,400.74 - Step 5: Solve for x
x = 1,511,285,536,400.74/1,417,281.34 - Step 6: Final answer
x = 1,066,327.12
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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.