Finding the Fourth Proportional to 1,429,102.81, 2,142,023.53 and 575,628.19
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Solution
The fourth proportional to 1,429,102.81, 2,142,023.53 and 575,628.19 is: 862,785.46
Step by Step Solution
- Step 1: Write the proportion equation
1,429,102.81 : 2,142,023.53 = 575,628.19 : x - Step 2: Convert to fraction form
1,429,102.81/2,142,023.53 = 575,628.19/x - Step 3: Cross multiply
1,429,102.81x = 2,142,023.53 × 575,628.19 - Step 4: Simplify right side
1,429,102.81x = 1,233,009,127,511.31 - Step 5: Solve for x
x = 1,233,009,127,511.31/1,429,102.81 - Step 6: Final answer
x = 862,785.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.