Home / 1,196,323.91-1,650,510.11-766,840.85

Finding the Fourth Proportional to 1,196,323.91, 1,650,510.11 and 766,840.85

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Solution

The fourth proportional to 1,196,323.91, 1,650,510.11 and 766,840.85 is: 1,057,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,323.91 : 1,650,510.11 = 766,840.85 : x
  2. Step 2: Convert to fraction form
    1,196,323.91/1,650,510.11 = 766,840.85/x
  3. Step 3: Cross multiply
    1,196,323.91x = 1,650,510.11 × 766,840.85
  4. Step 4: Simplify right side
    1,196,323.91x = 1,265,678,571,851.79
  5. Step 5: Solve for x
    x = 1,265,678,571,851.79/1,196,323.91
  6. Step 6: Final answer
    x = 1,057,973.15

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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.