Home / 1,787,129.73-2,466,264.02-971,333.17

Finding the Fourth Proportional to 1,787,129.73, 2,466,264.02 and 971,333.17

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Solution

The fourth proportional to 1,787,129.73, 2,466,264.02 and 971,333.17 is: 1,340,453.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,129.73 : 2,466,264.02 = 971,333.17 : x
  2. Step 2: Convert to fraction form
    1,787,129.73/2,466,264.02 = 971,333.17/x
  3. Step 3: Cross multiply
    1,787,129.73x = 2,466,264.02 × 971,333.17
  4. Step 4: Simplify right side
    1,787,129.73x = 2,395,564,043,746.88
  5. Step 5: Solve for x
    x = 2,395,564,043,746.88/1,787,129.73
  6. Step 6: Final answer
    x = 1,340,453.36

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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.