Home / 1,134,682.70-1,565,871.63-625,386.38

Finding the Fourth Proportional to 1,134,682.70, 1,565,871.63 and 625,386.38

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Solution

The fourth proportional to 1,134,682.70, 1,565,871.63 and 625,386.38 is: 863,038.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,682.70 : 1,565,871.63 = 625,386.38 : x
  2. Step 2: Convert to fraction form
    1,134,682.70/1,565,871.63 = 625,386.38/x
  3. Step 3: Cross multiply
    1,134,682.70x = 1,565,871.63 × 625,386.38
  4. Step 4: Simplify right side
    1,134,682.70x = 979,274,790,230.40
  5. Step 5: Solve for x
    x = 979,274,790,230.40/1,134,682.70
  6. Step 6: Final answer
    x = 863,038.44

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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.