Finding the Fourth Proportional to 1,092,357.84, 1,507,459.68 and 608,919.08
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Solution
The fourth proportional to 1,092,357.84, 1,507,459.68 and 608,919.08 is: 840,311.60
Step by Step Solution
- Step 1: Write the proportion equation
1,092,357.84 : 1,507,459.68 = 608,919.08 : x - Step 2: Convert to fraction form
1,092,357.84/1,507,459.68 = 608,919.08/x - Step 3: Cross multiply
1,092,357.84x = 1,507,459.68 × 608,919.08 - Step 4: Simplify right side
1,092,357.84x = 917,920,961,482.69 - Step 5: Solve for x
x = 917,920,961,482.69/1,092,357.84 - Step 6: Final answer
x = 840,311.60
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1.5x scale
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.