Finding the Fourth Proportional to 4,088,386.71, 5,641,973.80 and 2,370,503.68
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Solution
The fourth proportional to 4,088,386.71, 5,641,973.80 and 2,370,503.68 is: 3,271,295.15
Step by Step Solution
- Step 1: Write the proportion equation
4,088,386.71 : 5,641,973.80 = 2,370,503.68 : x - Step 2: Convert to fraction form
4,088,386.71/5,641,973.80 = 2,370,503.68/x - Step 3: Cross multiply
4,088,386.71x = 5,641,973.80 × 2,370,503.68 - Step 4: Simplify right side
4,088,386.71x = 13,374,319,635,332.39 - Step 5: Solve for x
x = 13,374,319,635,332.39/4,088,386.71 - Step 6: Final answer
x = 3,271,295.15
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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.