Finding the Fourth Proportional to 2,885,386.49, 4,329,271.99 and 1,265,317.03
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Solution
The fourth proportional to 2,885,386.49, 4,329,271.99 and 1,265,317.03 is: 1,898,498.38
Step by Step Solution
- Step 1: Write the proportion equation
2,885,386.49 : 4,329,271.99 = 1,265,317.03 : x - Step 2: Convert to fraction form
2,885,386.49/4,329,271.99 = 1,265,317.03/x - Step 3: Cross multiply
2,885,386.49x = 4,329,271.99 × 1,265,317.03 - Step 4: Simplify right side
2,885,386.49x = 5,477,901,559,299.23 - Step 5: Solve for x
x = 5,477,901,559,299.23/2,885,386.49 - Step 6: Final answer
x = 1,898,498.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.