Finding the Fourth Proportional to 1,134,409.74, 1,565,518.95 and 625,145.10
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Solution
The fourth proportional to 1,134,409.74, 1,565,518.95 and 625,145.10 is: 862,718.70
Step by Step Solution
- Step 1: Write the proportion equation
1,134,409.74 : 1,565,518.95 = 625,145.10 : x - Step 2: Convert to fraction form
1,134,409.74/1,565,518.95 = 625,145.10/x - Step 3: Cross multiply
1,134,409.74x = 1,565,518.95 × 625,145.10 - Step 4: Simplify right side
1,134,409.74x = 978,676,500,549.65 - Step 5: Solve for x
x = 978,676,500,549.65/1,134,409.74 - Step 6: Final answer
x = 862,718.70
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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.