Home / 1,196,323.41-1,650,509.42-766,840.35

Finding the Fourth Proportional to 1,196,323.41, 1,650,509.42 and 766,840.35

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Solution

The fourth proportional to 1,196,323.41, 1,650,509.42 and 766,840.35 is: 1,057,972.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,323.41 : 1,650,509.42 = 766,840.35 : x
  2. Step 2: Convert to fraction form
    1,196,323.41/1,650,509.42 = 766,840.35/x
  3. Step 3: Cross multiply
    1,196,323.41x = 1,650,509.42 × 766,840.35
  4. Step 4: Simplify right side
    1,196,323.41x = 1,265,677,217,476.90
  5. Step 5: Solve for x
    x = 1,265,677,217,476.90/1,196,323.41
  6. Step 6: Final answer
    x = 1,057,972.46

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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.