Home / 1,866,005.40-2,575,217.67-1,050,287.19

Finding the Fourth Proportional to 1,866,005.40, 2,575,217.67 and 1,050,287.19

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Solution

The fourth proportional to 1,866,005.40, 2,575,217.67 and 1,050,287.19 is: 1,449,469.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,005.40 : 2,575,217.67 = 1,050,287.19 : x
  2. Step 2: Convert to fraction form
    1,866,005.40/2,575,217.67 = 1,050,287.19/x
  3. Step 3: Cross multiply
    1,866,005.40x = 2,575,217.67 × 1,050,287.19
  4. Step 4: Simplify right side
    1,866,005.40x = 2,704,718,130,262.65
  5. Step 5: Solve for x
    x = 2,704,718,130,262.65/1,866,005.40
  6. Step 6: Final answer
    x = 1,449,469.62

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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.