Finding the Fourth Proportional to 1,134,043.88, 1,564,980.44 and 624,746.24
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Solution
The fourth proportional to 1,134,043.88, 1,564,980.44 and 624,746.24 is: 862,149.75
Step by Step Solution
- Step 1: Write the proportion equation
1,134,043.88 : 1,564,980.44 = 624,746.24 : x - Step 2: Convert to fraction form
1,134,043.88/1,564,980.44 = 624,746.24/x - Step 3: Cross multiply
1,134,043.88x = 1,564,980.44 × 624,746.24 - Step 4: Simplify right side
1,134,043.88x = 977,715,645,563.55 - Step 5: Solve for x
x = 977,715,645,563.55/1,134,043.88 - Step 6: Final answer
x = 862,149.75
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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.