Finding the Fourth Proportional to 4,878,733.77, 6,732,646.04 and 2,703,417.81
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Solution
The fourth proportional to 4,878,733.77, 6,732,646.04 and 2,703,417.81 is: 3,730,712.94
Step by Step Solution
- Step 1: Write the proportion equation
4,878,733.77 : 6,732,646.04 = 2,703,417.81 : x - Step 2: Convert to fraction form
4,878,733.77/6,732,646.04 = 2,703,417.81/x - Step 3: Cross multiply
4,878,733.77x = 6,732,646.04 × 2,703,417.81 - Step 4: Simplify right side
4,878,733.77x = 18,201,155,199,444.88 - Step 5: Solve for x
x = 18,201,155,199,444.88/4,878,733.77 - Step 6: Final answer
x = 3,730,712.94
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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.