Finding the Fourth Proportional to 2,249,033.60, 3,103,701.36 and 1,230,455.36
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Solution
The fourth proportional to 2,249,033.60, 3,103,701.36 and 1,230,455.36 is: 1,698,047.54
Step by Step Solution
- Step 1: Write the proportion equation
2,249,033.60 : 3,103,701.36 = 1,230,455.36 : x - Step 2: Convert to fraction form
2,249,033.60/3,103,701.36 = 1,230,455.36/x - Step 3: Cross multiply
2,249,033.60x = 3,103,701.36 × 1,230,455.36 - Step 4: Simplify right side
2,249,033.60x = 3,818,965,974,251.29 - Step 5: Solve for x
x = 3,818,965,974,251.29/2,249,033.60 - Step 6: Final answer
x = 1,698,047.54
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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.