Home / 1,866,262.46-2,575,862.24-1,221,308.96

Finding the Fourth Proportional to 1,866,262.46, 2,575,862.24 and 1,221,308.96

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Solution

The fourth proportional to 1,866,262.46, 2,575,862.24 and 1,221,308.96 is: 1,685,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,866,262.46 : 2,575,862.24 = 1,221,308.96 : x
  2. Step 2: Convert to fraction form
    1,866,262.46/2,575,862.24 = 1,221,308.96/x
  3. Step 3: Cross multiply
    1,866,262.46x = 2,575,862.24 × 1,221,308.96
  4. Step 4: Simplify right side
    1,866,262.46x = 3,145,923,614,451.81
  5. Step 5: Solve for x
    x = 3,145,923,614,451.81/1,866,262.46
  6. Step 6: Final answer
    x = 1,685,681.24

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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.