Finding the Fourth Proportional to 1,729,124.56, 2,386,698.68 and 1,004,298.08
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Solution
The fourth proportional to 1,729,124.56, 2,386,698.68 and 1,004,298.08 is: 1,386,225.70
Step by Step Solution
- Step 1: Write the proportion equation
1,729,124.56 : 2,386,698.68 = 1,004,298.08 : x - Step 2: Convert to fraction form
1,729,124.56/2,386,698.68 = 1,004,298.08/x - Step 3: Cross multiply
1,729,124.56x = 2,386,698.68 × 1,004,298.08 - Step 4: Simplify right side
1,729,124.56x = 2,396,956,901,862.53 - Step 5: Solve for x
x = 2,396,956,901,862.53/1,729,124.56 - Step 6: Final answer
x = 1,386,225.70
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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.