Home / 1,077,330.30-1,486,440.27-684,720.06

Finding the Fourth Proportional to 1,077,330.30, 1,486,440.27 and 684,720.06

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Solution

The fourth proportional to 1,077,330.30, 1,486,440.27 and 684,720.06 is: 944,738.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,330.30 : 1,486,440.27 = 684,720.06 : x
  2. Step 2: Convert to fraction form
    1,077,330.30/1,486,440.27 = 684,720.06/x
  3. Step 3: Cross multiply
    1,077,330.30x = 1,486,440.27 × 684,720.06
  4. Step 4: Simplify right side
    1,077,330.30x = 1,017,795,470,860.82
  5. Step 5: Solve for x
    x = 1,017,795,470,860.82/1,077,330.30
  6. Step 6: Final answer
    x = 944,738.55

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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.