Home / 1,560,485.52-2,153,645.24-881,465.76

Finding the Fourth Proportional to 1,560,485.52, 2,153,645.24 and 881,465.76

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Solution

The fourth proportional to 1,560,485.52, 2,153,645.24 and 881,465.76 is: 1,216,521.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,485.52 : 2,153,645.24 = 881,465.76 : x
  2. Step 2: Convert to fraction form
    1,560,485.52/2,153,645.24 = 881,465.76/x
  3. Step 3: Cross multiply
    1,560,485.52x = 2,153,645.24 × 881,465.76
  4. Step 4: Simplify right side
    1,560,485.52x = 1,898,364,538,246.98
  5. Step 5: Solve for x
    x = 1,898,364,538,246.98/1,560,485.52
  6. Step 6: Final answer
    x = 1,216,521.73

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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.