Home / 1,621,834.10-2,237,959.53-896,564.90

Finding the Fourth Proportional to 1,621,834.10, 2,237,959.53 and 896,564.90

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Solution

The fourth proportional to 1,621,834.10, 2,237,959.53 and 896,564.90 is: 1,237,164.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,834.10 : 2,237,959.53 = 896,564.90 : x
  2. Step 2: Convert to fraction form
    1,621,834.10/2,237,959.53 = 896,564.90/x
  3. Step 3: Cross multiply
    1,621,834.10x = 2,237,959.53 × 896,564.90
  4. Step 4: Simplify right side
    1,621,834.10x = 2,006,475,962,218.50
  5. Step 5: Solve for x
    x = 2,006,475,962,218.50/1,621,834.10
  6. Step 6: Final answer
    x = 1,237,164.74

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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.