Home / 2,018,723.40-2,785,900.50-1,159,455.96

Finding the Fourth Proportional to 2,018,723.40, 2,785,900.50 and 1,159,455.96

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Solution

The fourth proportional to 2,018,723.40, 2,785,900.50 and 1,159,455.96 is: 1,600,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,723.40 : 2,785,900.50 = 1,159,455.96 : x
  2. Step 2: Convert to fraction form
    2,018,723.40/2,785,900.50 = 1,159,455.96/x
  3. Step 3: Cross multiply
    2,018,723.40x = 2,785,900.50 × 1,159,455.96
  4. Step 4: Simplify right side
    2,018,723.40x = 3,230,128,938,691.98
  5. Step 5: Solve for x
    x = 3,230,128,938,691.98/2,018,723.40
  6. Step 6: Final answer
    x = 1,600,084.95

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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.