Finding the Fourth Proportional to 1,054,197.40, 1,454,774.68 and 570,758.64
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Solution
The fourth proportional to 1,054,197.40, 1,454,774.68 and 570,758.64 is: 787,637.32
Step by Step Solution
- Step 1: Write the proportion equation
1,054,197.40 : 1,454,774.68 = 570,758.64 : x - Step 2: Convert to fraction form
1,054,197.40/1,454,774.68 = 570,758.64/x - Step 3: Cross multiply
1,054,197.40x = 1,454,774.68 × 570,758.64 - Step 4: Simplify right side
1,054,197.40x = 830,325,217,863.24 - Step 5: Solve for x
x = 830,325,217,863.24/1,054,197.40 - Step 6: Final answer
x = 787,637.32
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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.