Finding the Fourth Proportional to 4,385,547.78, 6,573,904.17 and 1,828,177.53
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Solution
The fourth proportional to 4,385,547.78, 6,573,904.17 and 1,828,177.53 is: 2,740,424.80
Step by Step Solution
- Step 1: Write the proportion equation
4,385,547.78 : 6,573,904.17 = 1,828,177.53 : x - Step 2: Convert to fraction form
4,385,547.78/6,573,904.17 = 1,828,177.53/x - Step 3: Cross multiply
4,385,547.78x = 6,573,904.17 × 1,828,177.53 - Step 4: Simplify right side
4,385,547.78x = 12,018,263,887,967.30 - Step 5: Solve for x
x = 12,018,263,887,967.30/4,385,547.78 - Step 6: Final answer
x = 2,740,424.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.