Finding the Fourth Proportional to 4,785,690.81, 6,604,332.03 and 2,610,233.97
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Solution
The fourth proportional to 4,785,690.81, 6,604,332.03 and 2,610,233.97 is: 3,602,165.81
Step by Step Solution
- Step 1: Write the proportion equation
4,785,690.81 : 6,604,332.03 = 2,610,233.97 : x - Step 2: Convert to fraction form
4,785,690.81/6,604,332.03 = 2,610,233.97/x - Step 3: Cross multiply
4,785,690.81x = 6,604,332.03 × 2,610,233.97 - Step 4: Simplify right side
4,785,690.81x = 17,238,851,813,865.06 - Step 5: Solve for x
x = 17,238,851,813,865.06/4,785,690.81 - Step 6: Final answer
x = 3,602,165.81
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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.