Home / 986,981.12-1,480,922.40-537,027.20

Finding the Fourth Proportional to 986,981.12, 1,480,922.40 and 537,027.20

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Solution

The fourth proportional to 986,981.12, 1,480,922.40 and 537,027.20 is: 805,786.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    986,981.12 : 1,480,922.40 = 537,027.20 : x
  2. Step 2: Convert to fraction form
    986,981.12/1,480,922.40 = 537,027.20/x
  3. Step 3: Cross multiply
    986,981.12x = 1,480,922.40 × 537,027.20
  4. Step 4: Simplify right side
    986,981.12x = 795,295,609,889.28
  5. Step 5: Solve for x
    x = 795,295,609,889.28/986,981.12
  6. Step 6: Final answer
    x = 805,786.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.