Home / 1,177,007.10-1,765,510.65-1,106,148.30

Finding the Fourth Proportional to 1,177,007.10, 1,765,510.65 and 1,106,148.30

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Solution

The fourth proportional to 1,177,007.10, 1,765,510.65 and 1,106,148.30 is: 1,659,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,007.10 : 1,765,510.65 = 1,106,148.30 : x
  2. Step 2: Convert to fraction form
    1,177,007.10/1,765,510.65 = 1,106,148.30/x
  3. Step 3: Cross multiply
    1,177,007.10x = 1,765,510.65 × 1,106,148.30
  4. Step 4: Simplify right side
    1,177,007.10x = 1,952,916,604,129.40
  5. Step 5: Solve for x
    x = 1,952,916,604,129.40/1,177,007.10
  6. Step 6: Final answer
    x = 1,659,222.45

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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.