Home / 1,189,506.16-1,641,543.04-673,260

Finding the Fourth Proportional to 1,189,506.16, 1,641,543.04 and 673,260

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Solution

The fourth proportional to 1,189,506.16, 1,641,543.04 and 673,260 is: 929,112.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,506.16 : 1,641,543.04 = 673,260 : x
  2. Step 2: Convert to fraction form
    1,189,506.16/1,641,543.04 = 673,260/x
  3. Step 3: Cross multiply
    1,189,506.16x = 1,641,543.04 × 673,260
  4. Step 4: Simplify right side
    1,189,506.16x = 1,105,185,267,110.40
  5. Step 5: Solve for x
    x = 1,105,185,267,110.40/1,189,506.16
  6. Step 6: Final answer
    x = 929,112.69

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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.