Home / 1,196,347.32-1,650,025.74-766,667.43

Finding the Fourth Proportional to 1,196,347.32, 1,650,025.74 and 766,667.43

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Solution

The fourth proportional to 1,196,347.32, 1,650,025.74 and 766,667.43 is: 1,057,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,347.32 : 1,650,025.74 = 766,667.43 : x
  2. Step 2: Convert to fraction form
    1,196,347.32/1,650,025.74 = 766,667.43/x
  3. Step 3: Cross multiply
    1,196,347.32x = 1,650,025.74 × 766,667.43
  4. Step 4: Simplify right side
    1,196,347.32x = 1,265,020,993,519.65
  5. Step 5: Solve for x
    x = 1,265,020,993,519.65/1,196,347.32
  6. Step 6: Final answer
    x = 1,057,402.79

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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.