Finding the Fourth Proportional to 4,878,746.58, 6,732,663.62 and 2,703,430.56
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Solution
The fourth proportional to 4,878,746.58, 6,732,663.62 and 2,703,430.56 is: 3,730,730.48
Step by Step Solution
- Step 1: Write the proportion equation
4,878,746.58 : 6,732,663.62 = 2,703,430.56 : x - Step 2: Convert to fraction form
4,878,746.58/6,732,663.62 = 2,703,430.56/x - Step 3: Cross multiply
4,878,746.58x = 6,732,663.62 × 2,703,430.56 - Step 4: Simplify right side
4,878,746.58x = 18,201,288,566,991.07 - Step 5: Solve for x
x = 18,201,288,566,991.07/4,878,746.58 - Step 6: Final answer
x = 3,730,730.48
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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.