Finding the Fourth Proportional to 2,964,462.32, 4,090,964.28 and 1,606,335.68
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Solution
The fourth proportional to 2,964,462.32, 4,090,964.28 and 1,606,335.68 is: 2,216,746.64
Step by Step Solution
- Step 1: Write the proportion equation
2,964,462.32 : 4,090,964.28 = 1,606,335.68 : x - Step 2: Convert to fraction form
2,964,462.32/4,090,964.28 = 1,606,335.68/x - Step 3: Cross multiply
2,964,462.32x = 4,090,964.28 × 1,606,335.68 - Step 4: Simplify right side
2,964,462.32x = 6,571,461,888,569.51 - Step 5: Solve for x
x = 6,571,461,888,569.51/2,964,462.32 - Step 6: Final answer
x = 2,216,746.64
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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.