Home / 1,786,989.40-2,466,064.44-971,193.17

Finding the Fourth Proportional to 1,786,989.40, 2,466,064.44 and 971,193.17

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Solution

The fourth proportional to 1,786,989.40, 2,466,064.44 and 971,193.17 is: 1,340,256.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,989.40 : 2,466,064.44 = 971,193.17 : x
  2. Step 2: Convert to fraction form
    1,786,989.40/2,466,064.44 = 971,193.17/x
  3. Step 3: Cross multiply
    1,786,989.40x = 2,466,064.44 × 971,193.17
  4. Step 4: Simplify right side
    1,786,989.40x = 2,395,024,947,073.04
  5. Step 5: Solve for x
    x = 2,395,024,947,073.04/1,786,989.40
  6. Step 6: Final answer
    x = 1,340,256.94

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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.