Finding the Fourth Proportional to 1,069,368.14, 1,600,829.80 and 689,533.41
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Solution
The fourth proportional to 1,069,368.14, 1,600,829.80 and 689,533.41 is: 1,032,222.28
Step by Step Solution
- Step 1: Write the proportion equation
1,069,368.14 : 1,600,829.80 = 689,533.41 : x - Step 2: Convert to fraction form
1,069,368.14/1,600,829.80 = 689,533.41/x - Step 3: Cross multiply
1,069,368.14x = 1,600,829.80 × 689,533.41 - Step 4: Simplify right side
1,069,368.14x = 1,103,825,626,098.23 - Step 5: Solve for x
x = 1,103,825,626,098.23/1,069,368.14 - Step 6: Final answer
x = 1,032,222.28
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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.