Finding the Fourth Proportional to 1,357,216.19, 1,873,685.49 and 1,046,440.01
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Solution
The fourth proportional to 1,357,216.19, 1,873,685.49 and 1,046,440.01 is: 1,444,647.86
Step by Step Solution
- Step 1: Write the proportion equation
1,357,216.19 : 1,873,685.49 = 1,046,440.01 : x - Step 2: Convert to fraction form
1,357,216.19/1,873,685.49 = 1,046,440.01/x - Step 3: Cross multiply
1,357,216.19x = 1,873,685.49 × 1,046,440.01 - Step 4: Simplify right side
1,357,216.19x = 1,960,699,463,652.52 - Step 5: Solve for x
x = 1,960,699,463,652.52/1,357,216.19 - Step 6: Final answer
x = 1,444,647.86
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.