Home / 1,018,620.50-1,405,737.18-583,108.61

Finding the Fourth Proportional to 1,018,620.50, 1,405,737.18 and 583,108.61

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Solution

The fourth proportional to 1,018,620.50, 1,405,737.18 and 583,108.61 is: 804,713.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,620.50 : 1,405,737.18 = 583,108.61 : x
  2. Step 2: Convert to fraction form
    1,018,620.50/1,405,737.18 = 583,108.61/x
  3. Step 3: Cross multiply
    1,018,620.50x = 1,405,737.18 × 583,108.61
  4. Step 4: Simplify right side
    1,018,620.50x = 819,697,446,026.43
  5. Step 5: Solve for x
    x = 819,697,446,026.43/1,018,620.50
  6. Step 6: Final answer
    x = 804,713.29

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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.