Home / 1,425,392.00-1,967,041.31-780,835.11

Finding the Fourth Proportional to 1,425,392.00, 1,967,041.31 and 780,835.11

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Solution

The fourth proportional to 1,425,392.00, 1,967,041.31 and 780,835.11 is: 1,077,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,392.00 : 1,967,041.31 = 780,835.11 : x
  2. Step 2: Convert to fraction form
    1,425,392.00/1,967,041.31 = 780,835.11/x
  3. Step 3: Cross multiply
    1,425,392.00x = 1,967,041.31 × 780,835.11
  4. Step 4: Simplify right side
    1,425,392.00x = 1,535,934,919,620.48
  5. Step 5: Solve for x
    x = 1,535,934,919,620.48/1,425,392.00
  6. Step 6: Final answer
    x = 1,077,552.64

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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.