Finding the Fourth Proportional to 1,069,281.96, 1,475,536.14 and 627,901.80
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Solution
The fourth proportional to 1,069,281.96, 1,475,536.14 and 627,901.80 is: 866,461.64
Step by Step Solution
- Step 1: Write the proportion equation
1,069,281.96 : 1,475,536.14 = 627,901.80 : x - Step 2: Convert to fraction form
1,069,281.96/1,475,536.14 = 627,901.80/x - Step 3: Cross multiply
1,069,281.96x = 1,475,536.14 × 627,901.80 - Step 4: Simplify right side
1,069,281.96x = 926,491,798,271.05 - Step 5: Solve for x
x = 926,491,798,271.05/1,069,281.96 - Step 6: Final answer
x = 866,461.64
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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.