Home / 1,554,702.70-2,331,900.96-543,638.02

Finding the Fourth Proportional to 1,554,702.70, 2,331,900.96 and 543,638.02

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Solution

The fourth proportional to 1,554,702.70, 2,331,900.96 and 543,638.02 is: 815,403.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,702.70 : 2,331,900.96 = 543,638.02 : x
  2. Step 2: Convert to fraction form
    1,554,702.70/2,331,900.96 = 543,638.02/x
  3. Step 3: Cross multiply
    1,554,702.70x = 2,331,900.96 × 543,638.02
  4. Step 4: Simplify right side
    1,554,702.70x = 1,267,710,020,730.50
  5. Step 5: Solve for x
    x = 1,267,710,020,730.50/1,554,702.70
  6. Step 6: Final answer
    x = 815,403.50

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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.