Finding the Fourth Proportional to 4,908,882.24, 6,772,459.68 and 2,973,746.88
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Solution
The fourth proportional to 4,908,882.24, 6,772,459.68 and 2,973,746.88 is: 4,102,681.60
Step by Step Solution
- Step 1: Write the proportion equation
4,908,882.24 : 6,772,459.68 = 2,973,746.88 : x - Step 2: Convert to fraction form
4,908,882.24/6,772,459.68 = 2,973,746.88/x - Step 3: Cross multiply
4,908,882.24x = 6,772,459.68 × 2,973,746.88 - Step 4: Simplify right side
4,908,882.24x = 20,139,580,843,325.80 - Step 5: Solve for x
x = 20,139,580,843,325.80/4,908,882.24 - Step 6: Final answer
x = 4,102,681.60
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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.