Home / 1,870,439.64-2,581,205.15-1,010,999.89

Finding the Fourth Proportional to 1,870,439.64, 2,581,205.15 and 1,010,999.89

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Solution

The fourth proportional to 1,870,439.64, 2,581,205.15 and 1,010,999.89 is: 1,395,179.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,870,439.64 : 2,581,205.15 = 1,010,999.89 : x
  2. Step 2: Convert to fraction form
    1,870,439.64/2,581,205.15 = 1,010,999.89/x
  3. Step 3: Cross multiply
    1,870,439.64x = 2,581,205.15 × 1,010,999.89
  4. Step 4: Simplify right side
    1,870,439.64x = 2,609,598,122,717.43
  5. Step 5: Solve for x
    x = 2,609,598,122,717.43/1,870,439.64
  6. Step 6: Final answer
    x = 1,395,179.01

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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.