Home / 2,077,722.90-3,116,584.35-657,890.10

Finding the Fourth Proportional to 2,077,722.90, 3,116,584.35 and 657,890.10

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Solution

The fourth proportional to 2,077,722.90, 3,116,584.35 and 657,890.10 is: 986,835.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,722.90 : 3,116,584.35 = 657,890.10 : x
  2. Step 2: Convert to fraction form
    2,077,722.90/3,116,584.35 = 657,890.10/x
  3. Step 3: Cross multiply
    2,077,722.90x = 3,116,584.35 × 657,890.10
  4. Step 4: Simplify right side
    2,077,722.90x = 2,050,369,989,679.94
  5. Step 5: Solve for x
    x = 2,050,369,989,679.94/2,077,722.90
  6. Step 6: Final answer
    x = 986,835.15

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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.