Finding the Fourth Proportional to 1,358,433.02, 1,874,679.74 and 746,574.65
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Solution
The fourth proportional to 1,358,433.02, 1,874,679.74 and 746,574.65 is: 1,030,296.19
Step by Step Solution
- Step 1: Write the proportion equation
1,358,433.02 : 1,874,679.74 = 746,574.65 : x - Step 2: Convert to fraction form
1,358,433.02/1,874,679.74 = 746,574.65/x - Step 3: Cross multiply
1,358,433.02x = 1,874,679.74 × 746,574.65 - Step 4: Simplify right side
1,358,433.02x = 1,399,588,357,646.32 - Step 5: Solve for x
x = 1,399,588,357,646.32/1,358,433.02 - Step 6: Final answer
x = 1,030,296.19
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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.