Finding the Fourth Proportional to 1,472,775.34, 2,032,417.14 and 828,181.80
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Solution
The fourth proportional to 1,472,775.34, 2,032,417.14 and 828,181.80 is: 1,142,883.67
Step by Step Solution
- Step 1: Write the proportion equation
1,472,775.34 : 2,032,417.14 = 828,181.80 : x - Step 2: Convert to fraction form
1,472,775.34/2,032,417.14 = 828,181.80/x - Step 3: Cross multiply
1,472,775.34x = 2,032,417.14 × 828,181.80 - Step 4: Simplify right side
1,472,775.34x = 1,683,210,885,356.05 - Step 5: Solve for x
x = 1,683,210,885,356.05/1,472,775.34 - Step 6: Final answer
x = 1,142,883.67
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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.