Home / 2,842,948.38-4,262,860.80-1,400,457.78

Finding the Fourth Proportional to 2,842,948.38, 4,262,860.80 and 1,400,457.78

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Solution

The fourth proportional to 2,842,948.38, 4,262,860.80 and 1,400,457.78 is: 2,099,917.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,842,948.38 : 4,262,860.80 = 1,400,457.78 : x
  2. Step 2: Convert to fraction form
    2,842,948.38/4,262,860.80 = 1,400,457.78/x
  3. Step 3: Cross multiply
    2,842,948.38x = 4,262,860.80 × 1,400,457.78
  4. Step 4: Simplify right side
    2,842,948.38x = 5,969,956,572,417.02
  5. Step 5: Solve for x
    x = 5,969,956,572,417.02/2,842,948.38
  6. Step 6: Final answer
    x = 2,099,917.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.