Finding the Fourth Proportional to 1,056,430.08, 1,584,671.04 and 346,429.44
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Solution
The fourth proportional to 1,056,430.08, 1,584,671.04 and 346,429.44 is: 519,652.66
Step by Step Solution
- Step 1: Write the proportion equation
1,056,430.08 : 1,584,671.04 = 346,429.44 : x - Step 2: Convert to fraction form
1,056,430.08/1,584,671.04 = 346,429.44/x - Step 3: Cross multiply
1,056,430.08x = 1,584,671.04 × 346,429.44 - Step 4: Simplify right side
1,056,430.08x = 548,976,700,971.42 - Step 5: Solve for x
x = 548,976,700,971.42/1,056,430.08 - Step 6: Final answer
x = 519,652.66
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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.