Home / 1,560,709.60-2,153,954.04-881,689.84

Finding the Fourth Proportional to 1,560,709.60, 2,153,954.04 and 881,689.84

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Solution

The fourth proportional to 1,560,709.60, 2,153,954.04 and 881,689.84 is: 1,216,830.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,709.60 : 2,153,954.04 = 881,689.84 : x
  2. Step 2: Convert to fraction form
    1,560,709.60/2,153,954.04 = 881,689.84/x
  3. Step 3: Cross multiply
    1,560,709.60x = 2,153,954.04 × 881,689.84
  4. Step 4: Simplify right side
    1,560,709.60x = 1,899,119,392,894.95
  5. Step 5: Solve for x
    x = 1,899,119,392,894.95/1,560,709.60
  6. Step 6: Final answer
    x = 1,216,830.72

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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.