Finding the Fourth Proportional to 1,017,132.08, 1,403,707.84 and 564,423.04
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Solution
The fourth proportional to 1,017,132.08, 1,403,707.84 and 564,423.04 is: 778,940.18
Step by Step Solution
- Step 1: Write the proportion equation
1,017,132.08 : 1,403,707.84 = 564,423.04 : x - Step 2: Convert to fraction form
1,017,132.08/1,403,707.84 = 564,423.04/x - Step 3: Cross multiply
1,017,132.08x = 1,403,707.84 × 564,423.04 - Step 4: Simplify right side
1,017,132.08x = 792,285,046,324.63 - Step 5: Solve for x
x = 792,285,046,324.63/1,017,132.08 - Step 6: Final answer
x = 778,940.18
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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.