Home / 1,134,917.70-1,566,197.07-625,638.30

Finding the Fourth Proportional to 1,134,917.70, 1,566,197.07 and 625,638.30

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Solution

The fourth proportional to 1,134,917.70, 1,566,197.07 and 625,638.30 is: 863,386.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,917.70 : 1,566,197.07 = 625,638.30 : x
  2. Step 2: Convert to fraction form
    1,134,917.70/1,566,197.07 = 625,638.30/x
  3. Step 3: Cross multiply
    1,134,917.70x = 1,566,197.07 × 625,638.30
  4. Step 4: Simplify right side
    1,134,917.70x = 979,872,872,339.78
  5. Step 5: Solve for x
    x = 979,872,872,339.78/1,134,917.70
  6. Step 6: Final answer
    x = 863,386.72

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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.