Finding the Fourth Proportional to 2,641,177.81, 3,963,117.81 and 1,257,877.71
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Solution
The fourth proportional to 2,641,177.81, 3,963,117.81 and 1,257,877.71 is: 1,887,460.03
Step by Step Solution
- Step 1: Write the proportion equation
2,641,177.81 : 3,963,117.81 = 1,257,877.71 : x - Step 2: Convert to fraction form
2,641,177.81/3,963,117.81 = 1,257,877.71/x - Step 3: Cross multiply
2,641,177.81x = 3,963,117.81 × 1,257,877.71 - Step 4: Simplify right side
2,641,177.81x = 4,985,117,555,303.01 - Step 5: Solve for x
x = 4,985,117,555,303.01/2,641,177.81 - Step 6: Final answer
x = 1,887,460.03
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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.